The following reaction is an example of a

4NH

3

(g) + 5O

2

(g) → 4NO(g) + 6H

2

O(g)

(i) displacement reaction

(ii) combination reaction

(iii) redox reaction

(iv) neutralisation reaction

▪ (a) (i) and (iv)

▪ (b) (ii) and (iii)

▪ (c) (i) and (iii)

▪ (d) (iii) and (iv)​