C1 hydrocarbons, alkenes, polymerisation (1)

18 10 This question is about carbon compounds. (a) Look at the displayed formulas of some compounds.

H

H

H

H

C

C

C

H

H

H

H H

compound A

H

compound C (i)

O

H

compound B

C H

C

H

H C

H

C

H

O

H

Cl

C

C

H

H n compound D

Compounds A and C are hydrocarbons.

Explain why. ........................................................................................................................................... ...................................................................................................................................... [2]

(ii)

Which compound will decolourise bromine water?

Choose from A, B, C or D. answer ..........................................................

Š OCR 2014

[1]