Question

By what process sodium carbonate gives washing soda? ​

Answer 1

Answer:

Firstly, a cold and concentrated sodium chloride solution is reacted with ammonia and carbon dioxide to obtain sodium hydrogen carbonate. The sodium hydrogen carbonate is slightly soluble in water, so it precipitates out as solid. Secondly, now sodium hydrogen carbonate is separated by filtration, dried and heated.

Explanation:

Answer 2

Answer:

Firstly, a cold and concentrated sodium chloride solution is reacted with ammonia and carbon dioxide to obtain sodium hydrogen carbonate. The sodium hydrogen carbonate is slightly soluble in water, so it precipitates out as solid. Secondly, now sodium hydrogen carbonate is separated by filtration, dried and heated