Question

Which chemical compound is used in white wash off walls what happens when we mix active in water what reaction takes place on the walls after the white wash?

Answer 1

We use calcium oxide  (cao) to white wash on the walls. But when we add water to it it releases some amount of heat and the walls begins to crack.

Answer 2

➡️➡️☆●ÃѧWÈŔ●☆➡️➡️

➡️➡️➡️➡️➡️➡️➡️➡️➡️➡️➡️➡️➡️➡️➡️➡️

✨Element A is calcium (Ca). When it reacts with water, it forms calcium hydroxide. Thus, compound B is calcium hydroxide [Ca(OH)2], which is used in white washing.✨

✌✌✌✌✌✌✌✌✌✌✌✌✌✌✌✌