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href="https://www.thinkib.net/chemistry/page/16329/teaching-each-topic-sub-topic" class="father">Teaching each topic & sub-topic</a><ul class="level-2"><li  ><a href="https://www.thinkib.net/chemistry/page/16328/topic-1" >Topic 1</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/16907/topics-2-12-" >Topics 2 & 12 </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/17021/topics-3-13" >Topics 3 & 13</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/17114/topics-4-14" >Topics 4 & 14</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/17669/topics-5-15-" >Topics 5 & 15 </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/17848/topics-6-16" >Topics 6 & 16</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18038/topics-7-17-" >Topics 7 & 17 </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18120/topics-8-18-" >Topics 8 & 18 </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18350/topics-9-19" >Topics 9 & 19</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18475/topics-10-20-" >Topics 10 & 20 </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/17285/topics-11-21-" >Topics 11 & 21 </a></li></ul></li><li  ><a href="https://www.thinkib.net/chemistry/page/16441/the-nature-of-science" class="father">The Nature of Science</a><ul class="level-2"><li  ><a href="https://www.thinkib.net/chemistry/page/16450/key-terms-concepts" >Key terms & concepts</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/34566/nos-critical-thinking" >NOS & Critical Thinking</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/32100/how-the-elements-were-named" >How the elements were named</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/36753/the-culture-of-chemistry" >The Culture of Chemistry</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/17333/nature-of-science-questions" >Nature of Science questions</a></li></ul></li><li  ><a href="https://www.thinkib.net/chemistry/page/16413/incorporating-im-tok-utilization-etc" class="father">Incorporating IM, TOK, &#039;Utilization&#039; etc.</a><ul class="level-2"><li  ><a href="https://www.thinkib.net/chemistry/page/16414/topic-1" >Topic 1</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/16916/topics-2-12" >Topics 2 & 12</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/17023/topics-3-13-" >Topics 3 & 13  </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/17055/topics-4-14-" >Topics 4 & 14 </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/17270/topics-5-15-" >Topics 5 & 15  </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/17854/topics-6-16-" >Topics 6 & 16 </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18041/topics-7-17-" >Topics 7 & 17 </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18099/topics-8-18" >Topics 8 & 18</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18349/topics-9-19-" >Topics 9 & 19 </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18420/topics-10-20" >Topics 10 & 20</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/17269/topics-11-21-" >Topics 11 & 21 </a></li></ul></li><li  ><a href="https://www.thinkib.net/chemistry/page/17866/utilization-relationships-between-topics-" class="father">&#039;Utilization&#039; - Relationships between topics </a><ul class="level-2"><li  ><a href="https://www.thinkib.net/chemistry/page/17867/relating-topics-4-14-to-all-the-other-topics" >Relating Topics 4 & 14 to all the other topics</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/17868/example-of-connections" >Example of connections</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/34404/hydroxychloroquine-ib-chemistry" >Hydroxychloroquine & IB Chemistry</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/35418/ammonium-nitrate-ib-chemistry" >Ammonium nitrate & IB Chemistry</a></li></ul></li><li  ><a href="https://www.thinkib.net/chemistry/page/16685/multiple-choice-tests-for-each-topic" class="father">Multiple choice tests for each topic</a><ul class="level-2"><li  ><a href="https://www.thinkib.net/chemistry/page/16687/sl-questions-by-topic" >SL Questions by topic</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/16688/hl-questions-by-topic" >HL Questions by topic</a></li></ul></li></ul></li><li  ><a href="https://www.thinkib.net/chemistry/page/19044/options-" >Options </a><ul class="level-1"><li  ><a href="https://www.thinkib.net/chemistry/page/19503/option-a-" class="father">Option A  </a><ul class="level-2"><li  ><a href="https://www.thinkib.net/chemistry/page/19504/introduction-to-materials-science-" >Introduction to materials science </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19519/metals-and-icp-spectroscopy" >Metals and ICP spectroscopy</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19541/catalysts-" >Catalysts </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19580/liquid-crystals" >Liquid crystals</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19665/polymers-" >Polymers  </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19672/nanotechnology" >Nanotechnology</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19843/environmental-impact-plastics" >Environmental impact - plastics</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19858/superconducting-metals-x-ray-crystallography-" >Superconducting metals & X-ray crystallography </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19666/condensation-polymers" >Condensation polymers</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19916/environmental-impact-heavy-metals" >Environmental impact - heavy metals</a></li></ul></li><li  ><a href="https://www.thinkib.net/chemistry/page/19284/option-b-" class="father">Option B </a><ul class="level-2"><li  ><a href="https://www.thinkib.net/chemistry/page/19290/introduction-to-biochemistry-" >Introduction to biochemistry  </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19287/proteins-enzymes-" >Proteins & enzymes </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19291/lipids" >Lipids</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19299/carbohydrates-" >Carbohydrates </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19305/vitamins-" >Vitamins   </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19313/biochemistry-the-environment-" >Biochemistry & the environment </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19336/proteins-enzymes-ahl-" >Proteins & enzymes (AHL)   </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19347/nucleic-acids-" >Nucleic acids   </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19361/biological-pigments-" >Biological pigments   </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19366/stereochemistry-in-biomolecules" >Stereochemistry in biomolecules</a></li></ul></li><li  ><a href="https://www.thinkib.net/chemistry/page/19390/option-c-" class="father">Option C </a><ul class="level-2"><li  ><a href="https://www.thinkib.net/chemistry/page/19391/energy-sources" >Energy sources</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19407/fossil-fuels" >Fossil fuels</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19411/nuclear-fusion-nuclear-fission-reactions" >Nuclear fusion & nuclear fission reactions</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19429/solar-energy" >Solar energy</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19437/environmental-impact-global-warming" >Environmental impact - global warming</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19453/electrochemistry-rechargeable-batteries-fuel-cells" >Electrochemistry, rechargeable batteries & fuel cells</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19458/nuclear-fusion-fission-hl-" >Nuclear fusion & fission (HL)    </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19470/photovoltaic-cells-and-dsscs" >Photovoltaic cells and DSSCs</a></li></ul></li><li  ><a href="https://www.thinkib.net/chemistry/page/19078/option-d" class="father">Option D</a><ul class="level-2"><li  ><a href="https://www.thinkib.net/chemistry/page/19079/pharmaceutical-products-drug-action-" >Pharmaceutical products & drug action </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19158/aspirin-penicillin-" >Aspirin & penicillin  </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19174/opiates" >Opiates</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19184/ph-regulation-of-the-stomach" >pH regulation of the stomach</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19194/antiviral-medications-" >Antiviral medications </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19211/environmental-impact-of-some-medications" >Environmental impact of some medications</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19254/taxol-a-chiral-auxiliary-case-study" >Taxol - a chiral auxiliary case study</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19258/nuclear-medicine-" >Nuclear medicine  </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19273/drug-detection-analysis-" >Drug detection & analysis </a></li></ul></li></ul></li><li  ><a href="https://www.thinkib.net/chemistry/page/16592/practical-scheme-of-work-ia-" >Practical scheme of work & IA </a><ul class="level-1"><li  ><a href="https://www.thinkib.net/chemistry/page/16682/internal-assessment" class="father">Internal Assessment</a><ul class="level-2"><li  ><a href="https://www.thinkib.net/chemistry/page/18892/scaffolding-the-investigation" >&#039;Scaffolding&#039; the investigation</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18896/timing-organisation-" >Timing & organisation </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18905/choosing-the-research-question" >Choosing the research question</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18946/personal-engagement" >Personal engagement</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18950/exploration" >Exploration</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18957/analysis" >Analysis</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18965/evaluation" >Evaluation</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18966/communication" >Communication</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19882/internal-standardization-of-the-ia" >Internal standardization of the IA</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19901/submitting-the-samples-for-moderation" >Submitting the samples for moderation</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/33754/ten-suggestions-for-ias-using-secondary-data" >Ten suggestions for IAs using secondary data</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/37544/gaining-full-marks-for-a-databased-ia-" >Gaining full marks for a databased IA </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19506/ia-example-marking-exercise-" >IA example & marking exercise </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/23929/genuine-examples-of-moderated-ia-reports" >Genuine examples of moderated IA reports</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/25234/examples-of-teacher-marked-ia-reports-" >Examples of teacher-marked IA reports </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/37542/history-of-internal-assessment" >History of Internal Assessment</a></li></ul></li><li  ><a href="https://www.thinkib.net/chemistry/page/16598/mandatory-laboratory-components" class="father">Mandatory laboratory components</a><ul class="level-2"><li  ><a href="https://www.thinkib.net/chemistry/page/16613/formula-of-magnesium-oxide-" >Formula of magnesium oxide </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/16612/determining-the-mr-of-an-unknown-gas" >Determining the <i>M</i><sub>r</sub> of an unknown gas</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/16615/acid-base-titrations-" >Acid-base titrations </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/16616/a-green-acid-base-practical" >A green acid-base practical</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/16617/analysis-of-aspirin-tablets" >Analysis of aspirin tablets</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/16618/caco3-in-egg-shells" >CaCO<sub>3</sub> in egg shells</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/16644/enthalpy-changes" >Enthalpy changes</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/16631/reaction-rates" >Reaction rates</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/16635/rate-dependent-factors" >Rate-dependent factors</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/16636/determining-ea-for-a-reaction" >Determining <i>E</i><sub>a</sub> for a reaction</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/16637/iodination-of-propanone" >Iodination of propanone</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18144/titrations-with-a-ph-meter" >Titrations with a pH meter</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18355/redox-titration-with-kmno4-" >Redox titration with KMnO<sub>4</sub> </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/16640/voltaic-cells" >Voltaic cells</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/16659/3-d-molecular-modelling-" >3-D molecular modelling </a></li></ul></li><li  ><a href="https://www.thinkib.net/chemistry/page/17168/other-good-practicals" class="father">Other good practicals</a><ul class="level-2"><li  ><a href="https://www.thinkib.net/chemistry/page/17196/common-chemical-reactions" >Common chemical reactions</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/227/elements-oxides-of-the-third-period-" >Elements & oxides of the third period </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/17239/the-halogens" >The halogens</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/17162/boiling-points-of-mixtures" >Boiling points of mixtures</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/17170/polarity-of-molecules" >Polarity of molecules</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18083/le-chateliers-principle-" >Le Chatelier&#039;s principle </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19582/determining-kc-for-an-esterification-reaction" >Determining <i>K</i><sub>c</sub> for an esterification reaction</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18164/redox-reactions-of-vanadium-" >Redox reactions of vanadium </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18351/chlorine-in-swimming-pools-" >Chlorine in swimming pools </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18178/analysis-of-cuii-ions-in-solution-" >Analysis of Cu(II) ions in solution </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18179/percentage-of-copper-in-brass" >Percentage of copper in brass</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18356/electrolytic-cells-" >Electrolytic cells </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18598/reactions-of-organic-compounds" >Reactions of organic compounds</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18752/hydrolysis-of-halogenoalkanes" >Hydrolysis of halogenoalkanes</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18784/preparation-of-13-dinitrobenzene-" >Preparation of 1,3-dinitrobenzene </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19022/determination-of-an-organic-structure" >Determination of an organic structure</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19887/preparation-of-nylon-66" >Preparation of nylon 6,6</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19343/determination-of-vitamin-c-content-" >Determination of vitamin C content </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19342/hydrolysis-of-starch-" >Hydrolysis of starch </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/19159/preparation-purification-of-aspirin-" >Preparation & purification of aspirin </a></li></ul></li><li  ><a href="https://www.thinkib.net/chemistry/page/18851/ict-in-practical-work" class="father">ICT in practical work</a><ul class="level-2"><li  ><a href="https://www.thinkib.net/chemistry/page/18852/data-logging-" >Data logging </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18853/software-for-graph-plotting-" >Software for graph plotting </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18854/spreadsheets-for-data-processing-" >Spreadsheets for data processing </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18855/databases" >Databases</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/18856/computer-modelling-simulations-" >Computer modelling & simulations </a></li></ul></li><li  ><a href="https://www.thinkib.net/chemistry/page/16594/group-4-project" class="father">Group 4 Project</a><ul class="level-2"><li  ><a href="https://www.thinkib.net/chemistry/page/16595/practicalities" >Practicalities</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/16596/reflective-statement-" >Reflective statement </a></li></ul></li><li  ><a href="https://www.thinkib.net/chemistry/page/16666/a-new-laboratory" >A new laboratory?</a></li></ul></li><li  ><a href="https://www.thinkib.net/chemistry/page/16284/exams" >Exams</a><ul class="level-1"><li  ><a href="https://www.thinkib.net/chemistry/page/16286/essential-facts" class="father">Essential Facts</a><ul class="level-2"><li  ><a href="https://www.thinkib.net/chemistry/page/16287/objectives-command-terms" >Objectives & command terms</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/16288/grade-descriptors" >Grade descriptors</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/16289/grade-boundaries" >Grade boundaries</a></li></ul></li><li  ><a href="https://www.thinkib.net/chemistry/page/16302/paper-1-multiple-choice" class="father">Paper 1 (Multiple Choice)</a><ul class="level-2"><li  ><a href="https://www.thinkib.net/chemistry/page/16303/advice-to-students-paper-1" >Advice to students (Paper 1)</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/31515/practice-paper-1-exams" >Practice Paper 1 exams</a></li></ul></li><li  ><a href="https://www.thinkib.net/chemistry/page/16305/paper-2" class="father">Paper 2</a><ul class="level-2"><li  ><a href="https://www.thinkib.net/chemistry/page/16306/advice-to-students-paper-2" >Advice to students (Paper 2)</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/16307/areas-of-difficulty" >Areas of difficulty</a></li></ul></li><li  ><a href="https://www.thinkib.net/chemistry/page/16313/paper-3-" class="father">Paper 3 </a><ul class="level-2"><li  ><a href="https://www.thinkib.net/chemistry/page/16314/advice-to-students-paper-3" >Advice to students (Paper 3)</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/16342/data-response-questions" >Data response questions</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/20054/experimental-work-questions" >Experimental work questions</a></li></ul></li><li  ><a href="https://www.thinkib.net/chemistry/page/16324/the-examination-process" class="father">The examination process</a><ul class="level-2"><li  ><a href="https://www.thinkib.net/chemistry/page/16316/setting-the-exam-papers" >Setting the exam papers</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/16317/predicted-grades" >Predicted grades</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/16318/marking-the-papers" >Marking the papers</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/16319/commenting-on-the-exams" >Commenting on the exams</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/16320/grade-awarding" >Grade Awarding</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/16321/enquiry-upon-results" >Enquiry upon results</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/16322/chief-examiners-report" >Chief Examiner&#039;s report</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/16323/retaking-the-exam" >Retaking the exam</a></li></ul></li><li  ><a href="https://www.thinkib.net/chemistry/page/16325/faqs" >FAQs</a></li></ul></li><li  ><a href="https://www.thinkib.net/chemistry/page/3147/ib-core" >IB Core</a><ul class="level-1"><li  ><a href="https://www.thinkib.net/chemistry/page/3149/learner-profile" >Learner Profile</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/21735/extended-essays-" class="father">Extended Essays </a><ul class="level-2"><li  ><a href="https://www.thinkib.net/chemistry/page/21736/overview-" >Overview </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/21780/responsibilities" >Responsibilities</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/21790/resources" >Resources</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/21800/research" >Research</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/21804/writing-the-essay" >Writing the essay</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/21810/assessment" >Assessment</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/22434/summary-of-advice-" >Summary of advice </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/25272/faqs-" >FAQs </a></li></ul></li><li  ><a href="https://www.thinkib.net/chemistry/page/307/theory-of-knowledge-tok" class="father">Theory of Knowledge (TOK)</a><ul class="level-2"><li  ><a href="https://www.thinkib.net/chemistry/page/41171/the-12-tok-concepts" >The 12 TOK concepts</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/3507/why-tok-chemistry" >Why TOK & Chemistry?</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/3505/a-modern-paradigm" >A modern paradigm</a></li></ul></li></ul></li><li  ><a href="https://www.thinkib.net/chemistry/page/17783/fast-track-to-tests-questions" >Fast track to tests & questions</a><ul class="level-1"><li  ><a href="https://www.thinkib.net/chemistry/page/17784/sl-multiple-choice-tests-on-individual-topics" >SL Multiple choice tests on individual topics</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/24351/sl-multiple-choice-quizzes-on-sub-topics" >SL Multiple choice &#039;quizzes&#039; on sub-topics</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/31519/sl-practice-paper-1-exams" >SL Practice Paper 1 exams</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/17786/sl-questions-on-each-sub-topic" >SL Questions on each sub-topic</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/20431/sl-paper-3-section-a-questions" >SL Paper 3 Section A questions</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/17792/sl-questions-on-the-options" >SL Questions on the options</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/24897/sl-quizzes-on-option-sub-topics-" >SL Quizzes on option sub-topics </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/17785/hl-multiple-choice-tests-on-individual-topics" >HL Multiple choice tests on individual topics</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/24352/hl-multiple-choice-quizzes-on-sub-topics" >HL Multiple choice &#039;quizzes&#039; on sub-topics</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/31520/hl-practice-paper-1-exams-" >HL Practice Paper 1 exams </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/17787/hl-questions-on-each-sub-topic-" >HL Questions on each sub-topic </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/20428/hl-paper-3-section-a-questions" >HL Paper 3 Section A questions</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/17793/hl-questions-on-the-options" >HL Questions on the options</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/24973/hl-quizzes-on-option-sub-topics" >HL Quizzes on option sub-topics</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/41573/printable-versions-of-written-tasks-" >Printable versions of written tasks </a></li></ul></li><li  ><a href="https://www.thinkib.net/chemistry/page/41465/complete-course-for-students-" >Complete course for students </a><ul class="level-1"><li  ><a href="https://www.thinkib.net/chemistry/page/27988/full-coverage-of-each-topic-and-sub-topic" class="father">Full coverage of each topic and sub-topic</a><ul class="level-2"><li  ><a href="https://www.thinkib.net/chemistry/page/27959/topic-1-stoichiometric-relationships" >Topic 1 : Stoichiometric relationships</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/27960/topics-2-12-atomic-structure" >Topics 2 & 12 : Atomic structure</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/27965/topics-3-13-periodicity" >Topics 3 & 13 : Periodicity</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/27971/topics-4-14-chemical-bonding-structure" >Topics 4 & 14 : Chemical bonding & structure</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/27987/topics-5-15-energeticsthermochemistry" >Topics 5 & 15 : Energetics/thermochemistry</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/27995/topics-6-16-chemical-kinetics" >Topics 6 & 16 : Chemical kinetics</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/28001/topics-7-17-equilibrium-" >Topics 7 & 17 : Equilibrium </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/28017/topics-8-18-acids-and-bases-" >Topics 8 & 18 : Acids and bases </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/28031/topics-9-19-redox-process" >Topics 9 & 19 : Redox process</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/28061/topics-10-20-organic-chemistry" >Topics 10 & 20 : Organic chemistry</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/28038/topics-11-21-measurement-data-processing-analysis" >Topics 11 & 21 : Measurement, data processing & analysis</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/28074/option-a-materials-" >Option A : Materials </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/28087/option-b-biochemistry" >Option B : Biochemistry</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/28098/option-c-energy-" >Option C : Energy </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/28109/option-d-medicinal-chemistry" >Option D : Medicinal chemistry</a></li></ul></li><li  ><a href="https://www.thinkib.net/chemistry/page/41553/practical-work-including-ia-group-4-project-" class="father">Practical work (including IA & Group 4 Project) </a><ul class="level-2"><li  ><a href="https://www.thinkib.net/chemistry/page/41528/internal-assessment" >Internal Assessment</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/41657/group-4-project" >Group 4 Project</a></li></ul></li><li  ><a href="https://www.thinkib.net/chemistry/page/41387/approaches-to-learning-" class="father">Approaches to learning </a><ul class="level-2"><li  ><a href="https://www.thinkib.net/chemistry/page/41380/thinking-skills" >Thinking skills</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/41383/communication-skills" >Communication skills</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/41384/social-skills-" >Social skills </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/41385/self-management-skills" >Self-management skills</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/41386/research-skills" >Research skills</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/41382/reflection-skills-" >Reflection skills </a></li></ul></li><li  ><a href="https://www.thinkib.net/chemistry/page/41488/the-nature-of-science" class="father">The Nature of Science</a><ul class="level-2"><li  ><a href="https://www.thinkib.net/chemistry/page/41489/key-terms-concepts-" >Key terms & concepts </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/41492/how-the-elements-were-named-" >How the elements were named </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/41490/nos-critical-thinking" >NOS & Critical Thinking</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/41493/the-culture-of-chemistry-" >The Culture of Chemistry </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/41494/nature-of-science-questions-" >Nature of Science questions </a></li></ul></li><li  ><a href="https://www.thinkib.net/chemistry/page/41401/external-assessment-exams" class="father">External assessment (Exams)</a><ul class="level-2"><li  ><a href="https://www.thinkib.net/chemistry/page/41403/essential-facts-" >Essential Facts </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/41409/paper-1-multiple-choice-" >Paper 1 (Multiple Choice) </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/41417/paper-2-" >Paper 2 </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/41431/paper-3-" >Paper 3  </a></li></ul></li><li  ><a href="https://www.thinkib.net/chemistry/page/41662/extended-essay-" class="father">Extended Essay </a><ul class="level-2"><li  ><a href="https://www.thinkib.net/chemistry/page/41685/preparation" >Preparation</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/41686/researching-" >Researching </a></li><li  ><a href="https://www.thinkib.net/chemistry/page/42075/writing-the-essay" >Writing the essay</a></li><li  ><a href="https://www.thinkib.net/chemistry/page/41687/assessment" >Assessment</a></li></ul></li></ul></li></ul></nav>
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					<div id="main-column" class="span9">	<div class="pull-right pagination pagination-right pagination-small"><ul id="blog-top-pagination"><li ><a href="chemistry/blog?page=2"><i class="fa fa-chevron-circle-left"></i> Prev</a></li><li class="active"><a href="chemistry/blog?page=3">page <strong>3</strong></a></li><li ><a href="chemistry/blog?page=4">Next <i class="fa fa-chevron-circle-right"></i></a></li></ul></div>
	<h1>Blog posts</h1>
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		<a title="Update: Removal of the Options for May 2021 examination" href="chemistry/blog/35445/update-removal-of-the-options-for-may-2021-examination"><img src="https://teacher-sites-storage-thumbnails.inthinking.net/ib/chemistry/images/2014-blog/may-2021.png" class="thumb thumb64" /></a>
		<h3 class="blog-list-title"><a href="chemistry/blog/35445/update-removal-of-the-options-for-may-2021-examination">Update: Removal of the Options for May 2021 examination</a> <span class="details pull-right">15 September 2020 </span></h3>
		<p>UPDATED September 2020 :Many teachers in the Northern Hemisphere have already started or are about to start teaching the second year soon with their IB students either face-to-face or virtually. The IB... <a class="font-normal" href="chemistry/blog/35445/update-removal-of-the-options-for-may-2021-examination">more <i class="fa fa-arrow-circle-right"></i></a></p>
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		<a title="Delivering distance learning" href="chemistry/blog/34094/delivering-distance-learning"><img src="https://teacher-sites-storage-thumbnails.inthinking.net/ib/chemistry/images/2014-blog/rsc-online-teaching.png" class="thumb thumb64" /></a>
		<h3 class="blog-list-title"><a href="chemistry/blog/34094/delivering-distance-learning">Delivering distance learning</a> <span class="details pull-right">4 May 2020 </span></h3>
		<p>In these unprecedented Covid-19 times schools in some countries are beginning to reopen whereas in other parts of the world they remain firmly closed. Different countries have different experiences of... <a class="font-normal" href="chemistry/blog/34094/delivering-distance-learning">more <i class="fa fa-arrow-circle-right"></i></a></p>
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		<a title="IB Updates" href="chemistry/blog/33301/ib-updates"><img src="https://teacher-sites-storage-thumbnails.inthinking.net/ib/chemistry/images/2014-blog/covid-19-updates.png" class="thumb thumb64" /></a>
		<h3 class="blog-list-title"><a href="chemistry/blog/33301/ib-updates">IB Updates</a> <span class="details pull-right">27 March 2020 </span></h3>
		<p>It is important to know and follow the official announcements from the IB about how the current pandemic affects the cancelled examination session in May 2020.This can be found at https://www.ibo.org/news/news-about-the-ib/covid-19-coronavirus-updates/... <a class="font-normal" href="chemistry/blog/33301/ib-updates">more <i class="fa fa-arrow-circle-right"></i></a></p>
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		<a title="COVID-19 and Student Access" href="chemistry/blog/32621/covid-19-and-student-access"><img src="https://teacher-sites-storage-thumbnails.inthinking.net/ib/chemistry/images/2014-blog/wash-your-hands.png" class="thumb thumb64" /></a>
		<h3 class="blog-list-title"><a href="chemistry/blog/32621/covid-19-and-student-access">COVID-19 and Student Access</a> <span class="details pull-right">27 February 2020 </span></h3>
		<p>Student access was set up to enable teachers to set assignments, including questions from qBank on all the topics in the core. AHL and options, and to give students access to selected pages on the site... <a class="font-normal" href="chemistry/blog/32621/covid-19-and-student-access">more <i class="fa fa-arrow-circle-right"></i></a></p>
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		<a title="Gamification & IB chemistry crossword" href="chemistry/blog/32432/gamification-ib-chemistry-crossword"><img src="https://teacher-sites-storage-thumbnails.inthinking.net/ib/chemistry/images/2014-blog/blank-chem-crossword.png" class="thumb thumb64" /></a>
		<h3 class="blog-list-title"><a href="chemistry/blog/32432/gamification-ib-chemistry-crossword">Gamification & IB chemistry crossword</a> <span class="details pull-right">30 JIB Docs (2) Teamary 2020 </span></h3>
		<p>There are many articles that suggest that students learning is enhanced by playing educational games (for example, Tutor doctor's "How gaming can enhance students learning" and Learning theories' "Gamification... <a class="font-normal" href="chemistry/blog/32432/gamification-ib-chemistry-crossword">more <i class="fa fa-arrow-circle-right"></i></a></p>
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		<a title="Five things everyone should know about science" href="chemistry/blog/31915/five-things-everyone-should-know-about-science"><img src="https://teacher-sites-storage-thumbnails.inthinking.net/ib/chemistry/images/2014-blog/nobel-(4).png" class="thumb thumb64" /></a>
		<h3 class="blog-list-title"><a href="chemistry/blog/31915/five-things-everyone-should-know-about-science">Five things everyone should know about science</a> <span class="details pull-right">11 December 2019 </span></h3>
		<p>Congratulations to Professor Gregg Semenza of John Hopkins University who was one of three people to be awarded the 2019 Nobel Prize in Physiology or Medicine in Stockholm yesterday.The prize was awarded... <a class="font-normal" href="chemistry/blog/31915/five-things-everyone-should-know-about-science">more <i class="fa fa-arrow-circle-right"></i></a></p>
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		<a title="Sales of Zantac<sup>®</sup> suspended" href="chemistry/blog/31320/sales-of-zantac-suspended"><img src="https://teacher-sites-storage-thumbnails.inthinking.net/ib/chemistry/images/2014-blog/zantac.jpg" class="thumb thumb64" /></a>
		<h3 class="blog-list-title"><a href="chemistry/blog/31320/sales-of-zantac-suspended">Sales of Zantac<sup>®</sup> suspended</a> <span class="details pull-right">29 September 2019 </span></h3>
		<p>Zantac is one of the most widely used H2 receptor blocker antacidsA few weeks ago I wrote about the dangers of taking PPIs long term, now it is H2 receptor blockers that are coming under the spotlight.... <a class="font-normal" href="chemistry/blog/31320/sales-of-zantac-suspended">more <i class="fa fa-arrow-circle-right"></i></a></p>
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		<a title="The danger of prolonged use of proton pump inhibitors " href="chemistry/blog/30054/the-danger-of-prolonged-use-of-proton-pump-inhibitors-"><img src="https://teacher-sites-storage-thumbnails.inthinking.net/ib/chemistry/images/2014-blog/prilosec---nexium.png" class="thumb thumb64" /></a>
		<h3 class="blog-list-title"><a href="chemistry/blog/30054/the-danger-of-prolonged-use-of-proton-pump-inhibitors-">The danger of prolonged use of proton pump inhibitors </a> <span class="details pull-right">5 July 2019 </span></h3>
		<p>Students studying the medicinal chemistry option need to be able to explain the three main ways in which excess stomach acid can be controlled (D.4 pH regulation of the stomach). The first way is straightforward... <a class="font-normal" href="chemistry/blog/30054/the-danger-of-prolonged-use-of-proton-pump-inhibitors-">more <i class="fa fa-arrow-circle-right"></i></a></p>
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		<a title="<sub>104</sub>Ku - an anachronism in a gulag" href="chemistry/blog/29985/104ku-an-anachronism-in-a-gulag"><img src="https://teacher-sites-storage-thumbnails.inthinking.net/ib/chemistry/images/2014-blog/karlag-prisoners.png" class="thumb thumb64" /></a>
		<h3 class="blog-list-title"><a href="chemistry/blog/29985/104ku-an-anachronism-in-a-gulag"><sub>104</sub>Ku - an anachronism in a gulag</a> <span class="details pull-right">26 June 2019 </span></h3>
		<p>I was reading an article recently on Dark Tourism which describes a visit in 2017 to Karlag, a former Soviet gulag near Karaganda in Kazakhstan. I visited this gulag two years earlier in 2015 and the... <a class="font-normal" href="chemistry/blog/29985/104ku-an-anachronism-in-a-gulag">more <i class="fa fa-arrow-circle-right"></i></a></p>
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		<a title="Reducing global warming by increasing CO<sub>2</sub> concentration in the atmosphere" href="chemistry/blog/29795/reducing-global-warming-by-increasing-co2-concentration-in-the-a"><img src="https://teacher-sites-storage-thumbnails.inthinking.net/ib/chemistry/images/2014-blog/wetlands-and-highland-cattle(2).png" class="thumb thumb64" /></a>
		<h3 class="blog-list-title"><a href="chemistry/blog/29795/reducing-global-warming-by-increasing-co2-concentration-in-the-a">Reducing global warming by increasing CO<sub>2</sub> concentration in the atmosphere</a> <span class="details pull-right">28 May 2019 </span></h3>
		<p>Option C (sub-topic C.5 Environmental impact – global warming) covers the science behind global warming and relates the concentrations of different greenhouse gases in the atmosphere with their global... <a class="font-normal" href="chemistry/blog/29795/reducing-global-warming-by-increasing-co2-concentration-in-the-a">more <i class="fa fa-arrow-circle-right"></i></a></p>
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