Chemistry · May / June 2019 · Paper 11 · Question 24

A student makes three suggestions about the Haber process and the Contact process. 1 Only one process uses a raw material obtained by fractional distillation of air. 2 Only one process involves the use of a catalyst. 3 The product of each catalysed reaction has a formula of the type XY3. Which suggestions are correct?

1. A1 and 2
2. B1 and 3
3. C2 only
4. D3 only

As printed in the paper