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In the Solvay process, brine, ammonia and CO2 first yield which sodium compound?
ASodium hydroxide
BSodium sulfate
CSodium nitrate
DSodium bicarbonate
Answer & Solution
Correct answer: D. Sodium bicarbonate
NaCl + NH3 + CO2 + H2O gives NaHCO3 and NH4Cl; the sparingly soluble NaHCO3 separates.
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