Compounds A and B are, respectively:

| A | B | |
| 1. | CH2CH2CHO |
CH=CH-CH2OH |
| 2. | CH2CH2CH2OH |
CH=CH-CH2OH |
| 3. | CH=CH-CH2OH |
CH=CH-CH2OH |
| 4. | CH2CH2CH2OH |
CH2CH2CH2OH |
CH3–CH2–CHO + dil NaOH gives X
What is product X in the above reaction?
| 1. | |
| 2. | |
| 3. | ![]() |
| 4. | ![]() |
On hydrolysis, a sweet-smelling ester A , with a molar mass of 116, produces a carboxylic acid and an alcohol. Alcohol gives a positive iodoform reaction. The formula for A will be:
| 1. | |
| 2. | CH3CH2–O–COC3H7 |
| 3. | CH3–O–COC4H9 |
| 4. |
Alkaline hydrolysis of 'A' gives a compound (B) . 'B' on heating with NaOH and produces a yellow precipitate of .The compound (B) is:
| 1. | ![]() |
2. | ![]() |
| 3. | ![]() |
4. | ![]() |
What results from a reaction between concentrated H2SO4 and acetone?
1. Phorone
2. Mesitylene
3. Mesityl oxide
4. Crotonaldehyde
The correct statement among the following about HCOOH is:
1. It is a stronger acid than CH3COOH
2. It reduces Tollen’s reagent
3. It gives CO and H2O on heating with conc.H2SO4
4. All of the above
\(\xrightarrow[(ii). \ H_{3}O^{+}]{(i). \ OH^{-}}\)
| 1. | ![]() |
2. | ![]() |
| 3. | ![]() |
4. | ![]() |
The most reactive compound towards the nucleophilic addition reaction is:
| 1. | Benzaldehyde | 2. | p-Tolualdehyde |
| 3. | p-Nitrobenzaldehyde | 4. | Acetophenone |
The product of the below-mentioned reaction is:

| 1. | ![]() |
2. | ![]() |
| 3. | ![]() |
4. | ![]() |
The final product 'B' in the below-mentioned reaction is:

| 1. | Ester | 2. | Acetal |
| 3. | Ketal | 4. | Lactone |