The compound that can give a positive iodoform test is:

1. 2-Phenylethanol

2. Pentanal

3. 3-Pentanol

4. 1-Phenylethanol

After heating, the product formed by the reaction of propanal with 2-methylpropanal in the presence of dilution NaOH is:

1.
2.
3.	Both products mentioned in options (1) and (2)
4.	None of the above

Which of the following is the weakest acid?

1. HCOOH

2. ${\mathrm{CH}}_3\mathrm{COOH}$

3. 

4. 

Lactic acid on oxidation with alkaline potassium permanganate gives:

1. Propionic acid

2. Cinnamic acid

3. Pyruvic acid

4. Tartaric acid

X + CH₃COOH   →   Ester  +  H₂O  
X is:

The reagent that can be used to distinguish between methanoic acid and ethanoic acid is: 

1. Sodium carbonate solution

2. Ammonical silver nitrate solution

3. Phenolphthalein

4. Neutral ferric chloride solution

The hydrogenation of benzoyl chloride in the presence of Pd and BaSO₄ gives:

1. Benzyl alcohol

2. Benzaldehyde

3. Benzoic acid

4. Phenol

Schiff's reagent gives pink color with

1. Acetone

2. Acetaldehyde

3. Acetic acid

4. Methyl acetate

Benzoyl chloride can be prepared from benzoic acid  by reacing the former with:

1. Cl₂, hv

2. SO₂

3. SOCl₂

4. Cl₂, H₂O

When benzene sulphonic acid and p-nitrophenol are treated with ${\mathrm{NaHCO}}_3$, the gases released respectively are:

1. ${\mathrm{SO}}_2, {\mathrm{NO}}_2$

2. ${\mathrm{SO}}_2, \mathrm{NO}$

3. ${\mathrm{SO}}_2, {\mathrm{CO}}_2$

4. ${\mathrm{CO}}_2, {\mathrm{CO}}_2$