Which acid doesn't exhibit optical isomerism?

1. Maleic acid

2. $\alpha$-amino acid

3. Lactic acid

4. Tartaric acid

The product of the below-mentioned reaction is:

1.		2.
3.		4.

CH₃CHO and C₆H₅CH₂CHO can be distinguished by:

1. Benedict test

2. Iodoform test

3. Tollen's reagent test

4. Fehling solution test

The correct order of decreasing acid strength of
trichloroacetic acid (A), trifluoroacetic acid (B), acetic acid (C), and formic acid (D) is:

1. B > A > D > C

2. B > D > C > A

3. A > B > C > D

4. A > C > B >D

Acetone is treated with excess ethanol in the presence of hydrochloric acid. The product obtained will be:

1.
2.
3.
4.

Benzaldehyde cannot be prepared by:

1.
2.
3.
4.

The compound among the following that will not be soluble in sodium hydrogen carbonate is:

An organic compound X having molecular formula C₅H₁₀O yields phenyl hydrazone and gives a negative response to the iodoform test and Tollen's test. It produces n-pentane on reduction. X could be:

Compounds that can exhibit tautomerism, are:

1. l and ll
2. l and lll
3. ll and lll
4. l, ll and lll