Chemistry · May / June 2020 · Paper 12 · Question 35

The alkenes are a homologous series. Which statement about alkenes is correct?

1. AAn alkene molecule contains four fewer hydrogen atoms than an alkane molecule with the same number of carbon atoms.
2. BIf a food is described as polyunsaturated it means that it contains polymers.
3. CPropene reacts with steam to form propanol.
4. DThe general formula for the alkenes is CnH2n+2.

As printed in the paper