what happens when Excess of carbon dioxide gas is passed through lime water
what happens when Excess of carbon dioxide gas is passed through lime water
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On passing CO2 gas through lime water, insoluble calcium carbonate is formed. On passing excess of CO2, soluble calcium bicarbonate is formed.
Ca(OH)2(aq)+CO2(g) → CaCO3(s) +H2O(l)
CaCO3(s)+CO2(g) +H2O(l) → Ca(HCO3)2(aq)
Ca(HCO3)2(aq)- soluble
CaCO3 - Insoluble
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