The alcohol expected to have the lowest pKa value among the following is -

1. Ethanol

2. 2-Fluoro ethanol

3. 2,2,2-Trifluoroethanol

4. 2-Chloroethanol

The conversion of cyclohexanol into cyclohexene is most effective with

1. Concentrated H₃PO₄

2. Concentrated HCl

3. Concentrated HCl / ZnCl₂

4. Concentrated HBr

The vapor of secondary alcohol passed over heated copper at 573 K yield:

 CH₃ — O — CH(CH₃)₂ + HI → B (Product)

The product 'B' in the above mentioned reaction is-

1. CH₃OH + (CH₃)₂CHl

2. lCH₂OCH(CH₃)₂

3. CH₃OC(CH₃)₂

4. CH₃l + (CH₃)₂CHOH

The product formed in the below-mentioned reaction is:

1.
2.
3.
4.

Phenol in a set of reactions (as captured below) yielded a product Z.

\(\text{Phenol}\ \xrightarrow{\text{Zn Dust}}\ \text{X}\ \xrightarrow[\text{Anhy. }{AlCl_3}]{CH_3Cl}\ Y\)
\( Y\ \xrightarrow[KMnO_4]{\text{Alkaline}}\ Z\)
The structure of the product Z would be:

1. Toluene

2. Benzaldehyde

3. Benzoic acid

4. Benzene

The most acidic compound among the following is:

1.		2.
3.		4.

The below-mentioned reaction can be classified as:

1. Alcohol formation reaction

2. Dehydration reaction

3. Williamson alcohol synthesis reaction

4. Williamson ether synthesis reaction

Compound A, ${\mathrm{C}}_8{\mathrm{H}}_{10}\mathrm{O}$ is found to react with NaOI (produced by reacting Y with NaOH) and yield a yellow precipitate with a characteristic smell. A and Y are respectively?

1.
2.
3.
4.