Question

state the chemical name and formula of washing soda write two chemical equations involved in the preparation of washing soda from baking soda

Answer 1

$\textbf{Washing Soda}$

The chemical name of Washing Soda is Sodium Carbonate. The chemical formula thus is,  Na2CO3.10H2O.

Sodium carbonate is obtained by heating baking soda. The recrystallisation of sodium carbonate gives us washing soda. It is also a $\textbf{Basic Salt}$.

$Na_{2}CO_{3} (s) + 10H_{2}O (l) --->Na_{2} CO_{3}.10H_{2} O(s)$

$\textbf{Some Additional Information}$

Sodium Carbonate Or Washing Soda is a white crystalline solid. It's solution in water is alkaline in nature and turns red litmus blue.

It has the property to remove dirt and grease from dirty clothes which gives its name as Washing Soda.

$\textbf{Some uses of washing soda}$

(1) used in glass, soap and paper industries.

(2) used for the manufacture of sodium compounds like borax.

(3) removes permanent hardness of water.

(4) used as a cleansing agent (detergent) in houses and laundries.