Question

A metal less reactive and another metal more reactive than hydrogen are
(a) aluminium and lead
(b) iron and magnesium
(c) copper and tin
(d) copper and mercury

Answer 1

Answer:

A metal less reactive and another metal more reactive than hydrogen are

(a) aluminium and lead

(b) iron and magnesium

(c) copper and tin

(d) copper and mercury

Answer 2

Explanation:Answer:A metal less reactive and another metal more reactive than hydrogen are

(b) iron and magnesium