Chemistry · Metallurgy
Which chemical equation correctly represents the thermal decomposition involved in the calcination of limestone (calcium carbonate)?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Ca(OH)2 → CaO + H2O
- 2CaCO3 + SiO2 → CaSiO3 + CO2
- 3CaCO3 → CaO + CO2✓
- 4CaO + CO2 → CaCO3
Correct answer
CaCO3 → CaO + CO2
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