A compound (A) is used in preparation of washing soda to recover ammonia in Solvay's process. When CO2 is bubbled through an aqueous solution of (A), the solution turns milky. It is used in white wash

Question

A compound (A) is used in preparation of washing soda to recover ammonia in Solvay's process. When CO2 is bubbled through an aqueous solution of (A), the solution turns milky. It is used in white washing due to disinfectant nature. What is the chemical formula of A?

Prashant Kotian · Accepted Answer

Correct answer: C. Ca(OH)2 (A) reacts with NH4Cl to recover NH3 in Solvay's process. It reacts with CO2 to give milky CaCO3.

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