1.

Assertion (A): If excess of carbon is passed through lime water, it becomes transparent. Reason ( R): Calcium cicarbonate is soluble in water.

Answer»

Both (A) and ( R) are ture and ( R) is the correct EXPLANATION for(A).
Both (A) and ( R)are true ( R) is not the correct explanation for (A).
(A) is true but ( R) is false.
(A) is false but (R ) is trues.

Solution :If EXCESS of carbon dioxide is dioxide is passed through lime water it becomes transparent due to the FORMATION of `Ca(HCO_(3))_(2)`.


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