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When we pass co2 in ca0 …

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When we pass co2 in ca0 then it turns milky. But after sometime it looses it's milyness .why?

Posted by Nehru Patel 6 years, 8 months ago

CBSE > Class 10 > Science

3 answers

Anju Kundu 6 years, 8 months ago

Because CO2 is passed for a long time. CaCO3+CO2+H2O ----------------- (CaHCO3)2

Arsh Sidhu 6 years, 8 months ago

And carbon dioxide is passes through calciumhydroxide not through caO

Arsh Sidhu 6 years, 8 months ago

When excess of carbon dioxide is passed 5hrough it its milkiness dosappears due to the formation calcium bi carbonate

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