Question

A solution of substance X is used for white-washing.
i) Name the substance X and write it's formula.
ii)Write the reaction of substance X with water.​

Answer 1

A solution of substance X is used for white-washing.

i) Name the substance X and write it's formula.

Calcium oxide

ii)Write the reaction of substance X with water.

Calcium Oxide + water = Calcium Hydroxide

Hope it helps!