Question

A solution of a substance 'X' is used for whitewashing
(a) Name the substance 'X'
(b) Write formula of substance 'X'
(c) Write reaction of substance 'X' with water​

Answer 1

Answer:

calcium oxide (CaO)

produce CA(OH)2

Explanation:

i hope it helps you.......

Answer 2

The name of the substance is calcium oxide.

its formula is CaO.

The reaction with water

CaO + H2O ------ Ca (OH)2 + heat