Question

A solution of a substance 'X' is used for white washing
(i) Name the substance 'X' and write its formula
ii) Write the reactionrof the substance 'X' namel in
(i) above with water.​

Answer 1

Explanation:

(a) the substance 'x' is calcium oxide and it's formula is cao . (b) cao + h2o = ca(oh)2

Answer 2

Answer:

Ans. i. The substance whose solution is water is used for white washing is calcium oxide. Its formula is CaO.

ii. CaO(s) + H2O(l) Ca(OH)2(aq)