Chemistry · Chemical Reactions
Which of the following chemical equations represents the reaction that occurs when carbon dioxide gas is passed through lime water?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1CaCl2 + H2O + CO2 → CaCO3 + 2HCl
- 2CaO + CO2 → CaCO3
- 3Ca(OH)2 + CO2 → CaCO3 + H2O✓
- 4CaCO3 + H2O + CO2 → Ca(HCO3)2
Correct answer
Ca(OH)2 + CO2 → CaCO3 + H2O
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