Question

a solution of substance 'X' is used for white washing... * name the substance 'X' and write its formula... ** write the reaction of the substance 'X' named in * above with water​

Answer 1

Answer:

the substance is CaO(calcium oxide.) calcium hydroxide is formed when water reacts with CaO

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)