Edexcel IGCSE Chemistry 4.19 Alcohol formulae
Practise using the alkane general formula to identify homologous series members and determine molecular formulae from given data.
- Syllabus
- First assessment 2019
- Course
- Chemistry 4CH1
Exam points
- apply CnH2n+2 to choose which formula belongs to an alkane
- determine an alkane molecular formula by substituting n or using relative formula mass data
- compare empirical formulae by using alkane and alkene general formulae
4.19 Alkane general formula question 1
Crude oil is a mixture of hydrocarbons.
One of the alkanes in the gasoline fraction has the displayed formula
Give the general formula for the alkanes.
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