Question

what happens when CO2 gas is passed through lime water and what happens when excess of co2 is passed?give the reactions involved

Answer 1

Explanation:

when CO2 gas is passed through lime water it turns milky due to the formation of calcium carbonate which formula is CaCO3. when excess of carbon dioxide is passed through calcium carbonate calcium hydrogen carbonate is formed and solution become colourless.

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Answer 2

Answer:

when CO2 gas is passed through lime water it turns milky due to the formation of calcium carbonate which formula is CaCO3. when excess of carbon dioxide is passed through calcium carbonate calcium hydrogen carbonate is formed and solution become colourless