Q.

Statement-1: On passing CO2 gas, lime water turns milky.

Statement-2 Acid-Base (neutralisation takesb place).

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a

 Statement-1 is False, Statement-2 is True

b

 Statement-1 is True, Statement-2 is True; Statement-2 is a correct explanation for Statement-1.

c

Statement-1 is True, Statement-2 is True, Statement-2 is NOT a correct explanation for Statement-1.

d

 Statement-1 is True, Statement-2 is False

answer is B.

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Detailed Solution

Statement-1 is True, Statement-2 is True, Statement-2 is NOT a correct explanation for Statement-1.

Calcium carbonate is formed when carbon dioxide is added to lime water, which causes the water to turn milky. A milky white precipitate is produced when calcium carbonate precipitates. This test for the presence of hydroxide salts is qualitative.

Hence, option B is correct.

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