Question

i. Write the chemical formula for washing soda.

ii. How may it be obtained from baking soda?

iii. Name an industrial use of washing soda other

than washing clothes.​

Answer 1

Answer:

I. Na₂CO₃

iI. Recrystallization of sodium carbonate gives washing Soda. It is a basic salt. Na2CO3 + 10H2O→ Na2CO3. 10 H2O.

III. It is used in the manufacture of glass, soap and paper. - It is used in the manufacture of sodium compounds like borax. - It is the most important agent in laundries. - It is used in paper, textile, soap, and detergent industries.

Answer 2

Answer:

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Explanation:

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