Chemistry · Metallurgy
Which one of the following chemical equations is NOT an example of a calcination process?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 12PbS + 3O2 → 2PbO + 2SO2✓
- 2CaCO3·MgCO3 → CaO + MgO + 2CO2
- 3CaCO3 → CaO + CO2
- 4Fe2O3·xH2O → Fe2O3 + xH2O
Correct answer
2PbS + 3O2 → 2PbO + 2SO2
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