Name the gas evolved when zinc granules are treated/ heated with :
(a) hydrochloric acid solution
(b) sodium hydroxide solution
(a) Hydrogen gas is evolved. (b) Hydrogen gas is evolved.
Name the gas produced when aluminium foil reacts with :
(a) dilute hydrochloric acid.
(b) sodium hydroxide solution.
A group 14 element that evolves hydrogen gas when treated with sodium hydroxide solution is: