The correct reactivity order towards hydrolysis is:

1.	Q>R>S>P	2.	Q>P>R>S
3.	S>R>Q>P	4.	Q>S>R>P

The effect that makes 2,3–dimethyl-2-butene more stable than 2-butene is-

1. Resonance

2. Hyperconjugation

3. Steric effect

4. Inductive effect

Compounds with ${\mathrm{C}}_4{\mathrm{H}}_{11}\mathrm{N}$ as molecular formula can exhibit-
1. Position isomerism
2. Metamerism
3. Functional isomerism
4. All of the above

The IUPAC name of the above mentioned compound is - 

1. Cyclohexylidenemethanone

2. Cyclohexylidemethanone

3. Cyclohexylidenylmethanone

4. Cyclohexdenemethanone

A tertiary butyl carbocation is more stable than a secondary butyl carbocation because-

1. + R effect of ${CH}_3$ groups 

2. $-$R effect of $-$ CH₃  groups 

3. Hyperconjugation 

4. $-$l effect of $-$CH₃ groups 

 

1. 2–Bromo-3–methylbutanoic acid

2. 2-Methyl-3-bromobutanoic acid

3. 3-Bromo-2-methylbutanoic acid

4. 3-Bromo-2,3-dimethylpropanoic acid.

The pair of structures that does not represent isomers is:

1.		2.
3.		4.

The most stable carbocation among the following is-

1.		2.
3.		4.

The aromatic compound among the following is:-

1.		2.
3.		4.

The pair among the following that does not contain position isomers is -

1.
2.
3.
4.