Edexcel IGCSE Chemistry 4.2 organic formula representations
Practise organic-formula questions by completing formula tables, drawing displayed formulae and identifying representation types.
- Syllabus
- First assessment 2019
- Course
- Chemistry 4CH1
Exam points
- Complete formula tables by deriving empirical formulae and relative formula mass.
- Draw displayed formulae with all bonds shown, including O-H bonds where needed.
- Classify a representation as empirical, molecular, structural or displayed formula.
4.2 Representing organic molecules question 1
Crude oil is a mixture of hydrocarbons.
One of the alkanes in the gasoline fraction has the displayed formula
Determine the molecular formula of this alkane.
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