Question

a solution of a substance x is used for white washing. 1.name the substance x and write its formula. 2.write the reaction of the substance x named in water​

Answer 1

Answer:

x is quick lime

formula is Cao

and the reaction with water is - Cao+H20= 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)