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B
CaCl2
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C
CO2
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D
NaHCO3
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Solution
The correct option is ACaCl2 In Solvay process, ammonium chloride is obtained alongwith sodium bicarbonate. Ammonium chloride is treated with calcium hydroxide to obtain calcium chloride which is a valuable byproduct. 2NH4Cl+Ca(OH)2→CaCl2+2H2O+2NH3