A compound $(A)$ is used in preparation of washing soda to recover ammonia in Solvay's process. When $C O_{2}$ is bubbled through an aqueous solution of $(A),$ the solution turns milky. It is used in white washing due to disinfectent nature. What is the chemical formula of $A ?$

C a (H C O_{3})_{2}

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C a O

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C a (O H)_{2}

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C a C O_{3}

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Solution

The correct option is C $C a (O H)_{2}$
${C a (O H)_{2}}_{(a q)} (A) C O_{2} ⟶ {C a C O_{3}}_{(a q)} m i l k y {C a (O H)_{2}}_{(a q)} (A) N H_{4} C l ⟶ C a C l_{2} + 2 N H_{3} (↑) + 2 H_{2} O$
$C a (O H)_{2}$ is also disinfectant in nature.

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Similar questions

Q. A comp. (A) is used in prep. of washing soda to recover ammonia in Solvay's process. When

{C O}_{2}

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?

Q. A chemical A is used for the preparation of washing soda to recover ammonia. When

C O_{2}

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?

A chemical A is used for the preparation of washing soda to recover ammonia. When $C O_{2}$ 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?
(a) $C a (H C O_{3})_{2}$ (b) CaO (c) $C a (O H)_{2}$ (d) $C a C O_{3}$