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Question

The by-product of Solvay-ammonia process is:

A
CO2
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B
NH3
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C
CaCl2
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D
CaCO3
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Solution

The correct option is C CaCl2
CaCl2 is produced as a by-product in Solvay ammonia process:

NaCl+CO2+NH3+H2ONaHCO3+NH4Cl

CaCO3CO2+CaO

2NH2Cl+CaO2NH3+CaCl2 by product+H2O

Sodium carbonate is manufactured by Solvay ammonia process. The raw materials are brine (NaCl), ammonia and carbon dioxide.

Hence, option C is correct.

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