Chemical formula of washing soda is:

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answer is B.

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Detailed Solution

concept - Washing soda is the hydrated form of sodium carbonate, (

Na 2 CO 3

) and it is the washing powder that is used at home.
The chemical formula of washing soda is

. Its chemical name is sodium carbonate decahydrate. It is a white crystalline solid.
Uses of washing soda are-
●       It is used as a cleaning agent in industry and households.
●       It is used in the paper, textile, soap and laundry industries.
●       It is used in the water softening process.
●       It is used in the production of glass.
●       It is one of the most important products in laundries.
Hence, the correct answer is 2.

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