The correct order of basicities of the following compounds is:

(1)

(2) ${\mathrm{CH}}_3-{\mathrm{CH}}_2-{\mathrm{NH}}_2$

(3) ${\left({\mathrm{CH}}_3\right)}_2\mathrm{NH}$

(4) ${\mathrm{CH}}_3-\stackrel{\stackrel{\mathrm{O}}{\left|\right|}}{\mathrm{C}}-{\mathrm{NH}}_2$

1. 2>1>3>4         

2. 1>3>2>4

3. 3>1>2>4         

4. 1>2>3>4

The most reactive of these compounds towards sulphonation is

1. Toluene                2. Chlorobenzene

3. Nitrobenzene        4. m-Xylene

How many geometrical isomers are possible of the following?

 CH₃-CH=CH-CH=CH-CH₃

1. 2             2. 3

3. 4             4. 6

The configuration of given tartaric acid is

1. 2R, 3R         2. 2R, 3S

3. 2S, 3S         4. 2S, 3R

Correct IUPAC name of the compound 

1. 4-(Ethyl methanolyonxy)phenylpropanoate

2. Ethyl 4-propanoyloxybenzenecarboxylate

3. 4-(1-Oxo-2-oxabutyl)phenylpropanoate

4. 1-(1-Oxo-2-oxbutyl)-4-(1-oxopropoxy)benzene

The IUPAC name of the following compound is

1. 2-(Ethoxycarbonyl)benzoylchloride

2. Ethyl 2-(chlorocarbonyl)benzoate

3. Ethyl 2-(chloromethanoyl)benzoate

4. Methyl 2-(Chlorocarbonyl)benzene carboxylate.

 and are

1. Position isomers

2. Chain isomers

3. Functional isomers

4. Metamers

Which of the following statements about the inductive effect is correct?

The IUPAC name of the following compounds is:
 

1. 1-Bromocyclohexane carboxylic acid

2. 3-Bromocyclohexanoic acid

3. 3-Bromoheptanoic acid

4. 3-Bromocyclohexanecarboxylic acid

The correct increasing order of carbon-carbon bond length in the given compounds is: 

1. III<II<I<IV

2. IV<I<II<III

3. I<II<III<IV

4. I<IV<III<II