Chemistry · May / June 2016 · Paper 12 · Question 35

Which statements are correct for alkenes but not for alkanes? 1 They turn aqueous bromine from brown to colourless. 2 Their general formula is CnH2n. 3 They burn in air to form carbon dioxide and water.

1. A1, 2 and 3
2. B1 and 2 only
3. C1 and 3 only
4. D2 and 3 only

As printed in the paper