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Latest updates

IUPAC8 April 2021

As new substances were discovered or synthesized in the past their names may have been related to the natural substance or place they were derived from. For example, oil of wintergreen and Epsom salts... more

3 & 13. Periodicity & transition metals (2) 17 March 2021

For each question choose the answer you consider to be the best.1. An element is in period 3 and group 15 of the periodic table. How many electronsare present in the highest occupied energy level of this... more

Novel uses for the IB data booklet 11 March 2021

As well as providing essential data, the IB data booklet can be used as a great teaching aid to introduce and reinforce some of the fundamental concepts covered in the course. more

Topics 3 & 135 March 2021

The MYP programme (unlike the Diploma programme) places considerable emphasis on the concept of human ingenuity (this is the modern (non-Latin) 'translation' of what used to be known as homo faber –... more

Asessement of IB DP Chemistry for May 20213 March 2021

There is some confusion on social media about the arrangements the IB have put in place for the May 2021 assessment process as it very much depends upon which country you are based in. I've made some... more

2 &12. Atomic structure (1)25 February 2021

For each question choose the answer you consider to be the best.1. Which is the correct definition of the atomic number of an atom?A. The total number of neutrons and protons in the nucleus of an atom more

Databases25 February 2021

Students are expected to perform at least one exercise using a database in order to fulfil Aims 6 & 7 in the Guide. These concern developing experimental and investigative scientific skills including... more

What home schooling is showing22 February 2021

Good parents will ask their children what they have been doing in school and help them with homework etc. etc. However until now most parents will not have looked in detail at what their children are... more

Topics 2 & 12 28 JIB Docs (2) Teamary 2021

A good understanding of Atomic structure is paramount to understanding chemistry. Chemical reactions involve the rearrangement of valence electrons so understanding the structure of an atom and the nature... more

4. Chemical bonding & structure (1)1 JIB Docs (2) Teamary 2021

For each question choose the answer you consider to be the best.1. What are the correct formulas for magnesium sulfate and aluminium phosphide?A. Mg(SO4)2 and AlPO4B. MgSO4 and AlPO4 more