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Latest updates

Formula of magnesium oxide 10 October 2018

Many students will have done this experiment before they started the Diploma programme so some teachers are surprised I include it. It is very simple (so there is no separate worksheet) but I find it... more

ICT in practical work10 October 2018

Aim 6 requires students to develop experimental and investigative scientific skills including the use of current technologies and Aim 7 in the Chemistry Guide is concerned with developing and applying... more

Results & analysis of marking exerciseFree10 October 2018

Firstly a very big THANK YOU to all the teachers who took the time to mark the report and then enter their marks. In total marks from 96 different teachers were added and some of these teachers also added... more

IA example & marking exercise Free10 October 2018

The topic on this website that receives the most comments is Internal Assessment and this is also echoed by the questions asked and concerns raised in workshops. Understandably, as in a sense their marking... more

Topics 11 & 21 8 October 2018

Topic 11 - Measurement and data processing - is really two completely separate topics under the one heading. The first two sub-topics deal with error and uncertainties (including graphing techniques)... more

Topics 10 & 20 8 October 2018

Organic chemistry is one of the bigger topics in terms of time and content. It takes up 11 of the 95 hours of Core time and 23 of the 155 hours allotted to the Core and AHL for Higher Level students.... more

Topics 9 & 198 October 2018

Both the person that holds it and the smart phone itself are powered by redox reactions.Much of the energy involved in life on Earth from photosynthesis, respiration, the burning of fossil fuels and even... more

Option DFree6 October 2018

Option D: Medicinal chemistry is one of my favourite options. As 'Drugs and medicines' it used to be part of the old Standard level Applied Chemistry course and was dropped when that course was merged... more

Option C Free6 October 2018

Energy was one of the old SL Applied Chemistry options. When Applied Chemistry became subsumed into Chemistry it became Fuels and Energy and then completely disappeared as an option for the 2007 programme... more

Option B Free6 October 2018

Teenagers have a natural curiosity about who they are and how their body functions. They want to know the answers to questions like, ‘How is light converted into electrical signals in the eye?’, ‘Why... more