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Complete course for studentsfree27 November 2018

The purpose of this section is to provide complete syllabus coverage specifically for students who have been signed up to student access by their teacher in a subscribing school. It is designed to be... more

Paper 1 (Multiple Choice)3 February 2014

A. I and II only B. I and III only C. II and III only D. I, II and III more

MC test: Electron configuration25 August 2017

Use the following 'quiz' to test your knowledge and understanding of this sub-topic. You will need access to a periodic table (Section 6 of the IB data booklet).If you get an answer wrong, read through... more

Creating student accounts free16 September 2018

Beneath your name on the home page you will see 'My account' and 'Student access'.Note that you can gain student access from any page (not just the home page) simply by clicking on the arrow by your name... more

MC test: Hybridization6 September 2017

Use the following 'quiz' to test your knowledge and understanding of this sub-topic. You will need access to a periodic table (Section 6 of the IB data booklet).If you get an answer wrong, read through... more

MC test: Further aspects of covalent bonding3 September 2017

Use the following 'quiz' to test your knowledge and understanding of this sub-topic. You will need access to a periodic table (Section 6 of the IB data booklet).If you get an answer wrong, read through... more

The Nature of Science2 October 2018

I received an e-mail from a student (not someone I teach) which included the following:"Since I am new to the IB, could you tell me what has been the toughest topic for students generally in the exams... more

MC test: Electrons in atoms25 August 2017

Use the following 'quiz' to test your knowledge and understanding of this sub-topic. You will need access to a periodic table (Section 6 of the IB data booklet).If you get an answer wrong, read through... more

20.1(1) Nucleophilic substitution free27 November 2018

Written specifically for students to provide help and support for the IB Diploma chemistry programme this page provides full coverage of nucleophilic substitution, the first part of the syllabus content... more

MC test: Electrochemical cells (AHL)27 September 2017

Use the following 'quiz' to test your knowledge and understanding of this sub-topic. You will need access to a periodic table (Section 6 of the IB data booklet). You may find a calculator helpful to answer... more

Convergence limits1 October 2018

In sub-topic 12.1 Electrons in atoms underneath 'Applications and skills' it states "Calculation of the value of the first ionization energy from spectral data which gives the wavelength or frequency... more

MC test: Nucleophilic substitution7 October 2017

Use the following 'quiz' to test your knowledge and understanding of this sub-topic. You will need access to a periodic table (Section 6 of the IB data booklet).If you get an answer wrong, read through... more

How useful are oxidation states?25 October 2018

Paradigm shifts often occur when an established theory has to be ever more distorted to account for observable facts and to make accurate predictions. I wonder if the time is coming soon when the concept... more

A.4 Liquid crystalsfree27 November 2018

Written specifically for students to provide help and support for the IB Diploma chemistry programme this page provides full coverage of the syllabus content of Option A - sub topic A.4. It encourages... more

MC test: Nuclear fusion & nuclear fission (HL)12 December 2017

Use the following 'quiz' to test your knowledge and understanding of this sub-topic. As this relates to a sub-topic on the options you may need access to the IB data booklet.If you get an answer wrong,... more