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When carbon dioxide is passed through lime water, the solution turns milky, but, on prolonged passage, the solution turns clear. This is because

 

(a)

the calcium carbonate formed initially is converted to soluble calcium bicarbonate on passage of more carbon dioxide

(b)

the reaction is reversible and lime water is regenerated

(c)

the calcium bicarbonate formed initially is converted to soluble calcium carbonate on passage of more carbon dioxide

(d)

the initially formed insoluble compound is soluble in carbonic acid.

 



Question ID - 54389 | SaraNextGen Top Answer

When carbon dioxide is passed through lime water, the solution turns milky, but, on prolonged passage, the solution turns clear. This is because

 

(a)

the calcium carbonate formed initially is converted to soluble calcium bicarbonate on passage of more carbon dioxide

(b)

the reaction is reversible and lime water is regenerated

(c)

the calcium bicarbonate formed initially is converted to soluble calcium carbonate on passage of more carbon dioxide

(d)

the initially formed insoluble compound is soluble in carbonic acid.

 

1 Answer
127 votes
Answer Key / Explanation : (a) -

the calcium carbonate formed initially is converted to soluble calcium bicarbonate on passage of more carbon dioxide

127 votes


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