Assessment
Data analysis
Data analysis assesses the extent to which your report provides evidence that you have recorded, processed and presented your data in ways that are relevant to your research question. In order to present...
Assessment
Research design
This page covers Research design - the first of the four assessment criteria - and what is required to gain the maximum marks. It explains the importance of establishing a clear and focused research...
eBook
Identifying functional groups in natural products (2)
This page is a continuation of the questions on Identifying functional groups in natural products (1). It contains a further five questions....
Assessment
Using secondary data for your IA
The number of students basing their Scientific Investigation on secondary data rather than doing their own 'Hands-on' practical work to provide the data has increased since the world-wide pandemic at...
Assessment
HL Practice Paper 1 (Section A) (2)
This second practice Paper 1 (Section A) examination can either be used as a 'mock' exam or as self-study to review your work and gain experience of examination techniques. It last for exactly 1 hour...
Assessment
HL Practice Paper 1 (Section A) (1)
This first practice Paper 1 (Section A) examination can either be used as a 'mock' exam or as self-study to review your work and gain experience of examination techniques. It last for exactly 1 hour...
Assessment
HL Practice Paper 1 (Section A) (3)
This third practice Paper 1 (Section A) examination can either be used as a 'mock' exam or as self-study to review your work and gain experience of examination techniques. It last for exactly 1 hour...
Activities
Preparation & purification of aspirin
A classic experiment to synthesise aspirin and check the purity of the product you make by taking its melting point and by using thin layer chromatography. The photograph of the packet on the right is...
Activities
Determination of an organic structure
This practical involves reflux, filtration under reduced pressure, recrystallisation, determination of melting points and thin layer chromatography so covers many of the skills listed in T1 Experimental...
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Activities
Redox reactions of vanadium
Although the colours of individual transition metal ions in solution do not need to be learned, they do provide an excellent way to distinguish easily between the different oxidation states of ions of...