What happens when carbon dioxide gas is passed through lime water:

(i) for a short time?


(ii) for a considerable time?


Write equations of the reactions involved.

When CO2 is passed through lime water

(i) for a short time, it turns the lime water into milky white due to the formation of calcium carbonate.



(ii) for a considerable time, the whiteness of the lime water disappears and it becomes clear again due to the formation of carbonic acid.



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