(a)[5]
Describe these two ways of making ethanol. Your answer should mention any other substances required and the conditions for the reactions.
(b(i))[2]
Describe how you could tell apart an unsaturated hydrocarbon from a saturated hydrocarbon by using aqueous bromine.
(b(ii))[1]
Which statement gives the meaning of a polymer? Tick one box. a giant structure containing one type of atom a large molecule produced by cracking monomers a large molecule produced by the addition of many ions a large molecule made from many monomers
(b(iii))[1]
Give one use of Terylene.