Question

$Ca(OH{)}_2$ is formed when calcium oxide dissolves in water.

• A. True
• B. False

Answer 1

The correct option is A True

The given statement is true.

Calcium hydroxide $\left[Ca{\left(OH\right)}_2\right]$ is formed when calcium oxide $\left(CaO\right)$ is mixed with water.

Reaction involved:

$CaO+H_{2}O\to Ca{\left(OH\right)}_2$