Question 317 of 785 in Organic Chemistry

Unsaturated hydrocarbons

2 marks · Easy

Calculate the molecular formula of the alkene with 6 carbon atoms.

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C6H12

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Common mistakes: Using wrong formula (alkane) to get C6H14

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Marking points

M1 · 1 mark · Uses the alkene general formula: CnH2n.

A1 · 1 mark · Gives the correct molecular formula: C6H12.

Worked solution

Alkenes have the general formula CnH2n. For n = 6:

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