$\stackrel{{\mathrm{O}}_2}{\to }\mathrm{Intermediate}\stackrel{{\mathrm{H}}^{+},{\mathrm{H}}_2\mathrm{O}}{\to }$

 The structure and name of intermediate compound is -

 

  The IUPAC name of 

  is -

1. Cyclopent-1-en-3-ol 

2. Cyclopent-3-en-1-ol 

3. Cyclopent-2-en-1-ol 

4. Cyclopent-1-en-3-ol 

"A" in the reaction below is:

The IUPAC name of above mentioned compound is -

1. 1-Chloro-3-ethylbutan-3-ol

2. 1-Chloro-3-ethylbutan-1-ol

3. 3-Chloro-3-ethylbutan-1-ol

4. 3-(chloromethyl) pentan-1-ol

The proposed mechanism for hydration of ethene to yield ethanol is as follows:

 The wrong step in the above mechanism is-

1. Step 1

2. Step 2

3. Step 3

4. Both steps 2 and 3

The reaction of 3-methylbutan-2-ol with HBr gives -

The reaction of hydrogen iodide with methoxybenzene gives -

1. Phenol

2. Iodomethane

3. Phenol and Iodomethane

4. None of the these

The reaction of hydrogen iodide with benzyl ethyl ether gives -

1. Ethanol

2. Benzyl iodide

3. Benzyl iodide and Ethanol

4. None of the above

The correct sequence of reactions is-

1.
2.
3.
4.

The correct set of reactions among the following is-

4. None of the above