Assertion :Hardness of water is determined by the soap solution. Reason: We can determine the hardness of the water by detergents also.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion.

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion.

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Assertion is correct but Reason is incorrect.

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Both Assertion and Reason are incorrect.

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Solution

The correct option is C Assertion is correct but Reason is incorrect.
Hardness of water is determined by scum of the soap solution which is called as saponification. It is not possible in the case of detergents as their functioning remain intact in both normal and hard water.

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Similar questions

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Reason (R) We cannot determine order from balanced chemical equation.

(a) Both assertion and reason are correct and the reason is correct explanation of assertion
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Assertion :Hardness of water is determined by the soap solution. Reason: We can determine the hardness of the water by detergents also.

The correct option is C Assertion is correct but Reason is incorrect.Hardness of water is determined by scum of the soap solution which is called as saponification. It is not possible in the case of detergents as their functioning remain intact in both normal and hard water.

The correct option is C Assertion is correct but Reason is incorrect.
Hardness of water is determined by scum of the soap solution which is called as saponification. It is not possible in the case of detergents as their functioning remain intact in both normal and hard water.