Question

When carbondi oxide is passed through lime water it turns milky due to the formation of?

Answer 1

HI

When carbon dioxide is passed through like water it turns milky due to the formation of insoluble calcium carbonate (CaCO3). On passing excess CO2, it's milky appearance disappears since calcium hydrogen carbonate (HCO3)2 is formed which is soluble in water.


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Answer 2

Answer:

Lime water turns milky when carbon(IV) oxide is passed through it because of the precipitation of calcium carbonate or CaCo3