Statement I Sodium hydrogen sulphite adds to aldehyde and ketones is the useful method for separation and the purification of aldehydes. Statement II The hydrogen sulphite addition compound is water soluble and can be converted back to the original carbonyl compound by treating it with dilute mineral acid or alkali.

Question

Statement I Sodium hydrogen sulphite adds to aldehyde and ketones is the useful method for separation and the purification of aldehydes. Statement II The hydrogen sulphite addition compound is water soluble and can be converted back to the original carbonyl compound by treating it with dilute mineral acid or alkali. (A) Both Statement I and II are correct and Statement II is the correct explanation of Statement I. (B) Both Statement I and II are correct and II is not the correct explanation of Statement I. (C) Statement I is correct, Statement II is incorrect. (D) Statement II is correct, Statement I is incorrect.

Tardigrade Admin · Accepted Answer

The hydrogen sulphite adduct is water soluble and can be converted back to the original carbonyl compound by treating it with dilute mineral acid or alkali. Therefore, these are useful for the separation and purification of aldehydes.

Both Statement $I$ and $II$ are correct and Statement $II$ is the correct explanation of Statement $I$ .

Both Statement $I$ and $II$ are correct and $II$ is not the correct explanation of Statement $I$ .

Statement $I$ is correct, Statement $II$ is incorrect.

Statement $II$ is correct, Statement $I$ is incorrect.

The hydrogen sulphite adduct is water soluble and can be converted back to the original carbonyl compound by treating it with dilute mineral acid or alkali. Therefore, these are useful for the separation and purification of aldehydes.