Which of the following reactions occur during calcination?(i) CaCO3 � – InterviewSolution

1.

Which of the following reactions occur during calcination?(i) CaCO3 → CaO + CO2(ii) 2FeS2 +11/2 O2 → Fe2O3 + 4SO2(iii) Al2O3.x H2O → Al2O3 + x H2O(iv) ZnS +3/2O2 → ZnO + SO2

Answer»

(i), (iii)

(i) CaCO₃→ CaO + CO₂

(iii) Al₂O₃.x H₂O → Al₂O₃ + x H₂O

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