Question

Give two examples for each of the following:

$\left(a\right)$. Hydrated substances

Answer 1

Hydrated substances are those which contain water of crystallization.

The two examples of hydrated substance are
$\left(i\right)$ Washing soda $(N{a}_{2}C{O}_3\cdot 10H_{2}O)$
$\left(ii\right)$ Glauber’s salt $(N{a}_{2}S{O}_4\cdot 10H_{2}O)$