CHEMISTRY · Single correct · CBSE · Chemistry · Metals and Non-metals · Metals and Non-metals
Problem
What happens when calcium is treated with water?
- (i) It does not react with water
- (ii) It reacts violently with water
- (iii) It reacts less violently with water
- (iv) Bubbles of hydrogen gas formed stick to the surface of calcium
(a) (i) and (iv)
(b) (ii) and (iii)
(c) (i) and (ii)
(d) (iii) and (iv)