Alkaline hydrolysis of ${\mathrm{C}}_4{\mathrm{H}}_8{\mathrm{Cl}}_2$ 'A' gives a compound (B) . 'B' on heating with NaOH and ${\mathrm{I}}_2$ produces a yellow precipitate of ${\mathrm{CHI}}_3$.The compound (B) is: 

1.		2.
3.		4.

The most reactive compound towards the nucleophilic addition reaction is:

The final product 'B' in the below-mentioned reaction is:

The Grignard reagent is added to methanal and hydrolyzed to produce:

HVZ reaction cannot be given by:

Which of the following acids is the strongest?

1. CH₃COOH 

2. C₆H₅COOH

3. C₆H₅OH 

4. C₂H₅COOH

Which of the following compounds produces a pink colour when combined with Schiff's reagent?

1. CH₃CHO 

2. CH₃CH₂COOH

3. C₃H₅COOH 

4. C₆H₅COC₆H₅

What is the correct order of the boiling point of the below mentioned compound?

1. I > II > III             

2. III > I > II

3. I > III > II

4. III > II > I