A compound (A) is used in preparation of washing soda to recover ammonia in Solvay's…
CHEMISTRY · Single correct · CBSE · Chemistry · Acids, Bases and Salts · Acids, Bases and Salts
Problem
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?
(1) Ca(HCO3)2
(2) CaO
(3) Ca(OH)2
(4) CaCO3