Question

solution of a substance X is used for whitewashing? name the X and write its formula. write the reaction fo the substance with water

Answer 1

Calcium oxide or quick like is the substance used for whitewashing.

Chemical formula- CaO

Reaction- CaO(s) +H2O(l) --->Ca(OH)2(aq)

Answer 2

Calcium oxide vigorously react with water to to form calcium hydroxide and its soliton is used for making white washing ..Cao - calcium oxide
Cao + H2O —> Ca(OH)2