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Fertiliser Technology

Q1: Ammonium sulphate can be produced by reacting gypsum with

A ammonia

B ammonium carbonate

C nitric acid

D none of these

ANS:B - ammonium carbonate

Ammonium sulfate can be produced by reacting gypsum (calcium sulfate) with ammonium carbonate. The chemical equation for this reaction is: (𝑁𝐻4)2𝐶𝑂3+𝐶𝑎𝑆𝑂4→(𝑁𝐻4)2𝑆𝑂4+𝐶𝑎𝐶𝑂3(NH4​)2​CO3​+CaSO4​→(NH4​)2​SO4​+CaCO3​ So, the correct option is: ammonium carbonate



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