| Date | November 2009 | Marks available | 3 | Reference code | 09N.3.SL.TZ0.3 |
| Level | Standard level | Paper | Paper 3 | Time zone | TZ0 |
| Command term | Outline | Question number | 3 | Adapted from | N/A |
Question
Outline the variation in the structure of fatty acids.
Markscheme
cis (isomers) or trans (isomers);
saturated or unsaturated;
monounsaturated or polyunsaturated;
location of the double bond;
can be short chain or long chain;
Examiners report
Most candidates scored full marks on this question.
Syllabus sections
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