Questions

Which one among the following is most reactive towards electrophilic substitution reaction

Options

(a) Aniline (b) Nitrobenzene (c) benzoic acid (d) Acetanilide

Correct Answer:

Aniline

Explanation:

Aniline, -NH₂ group is highly activating group […]

The compound which contains all the four 1°,2°,3° and 4° carbon atoms is

Options

(a) 2,3-dimethylpentane (b) 3-chloro-2,3-dimethylpentane (c) 2,3,4-trimethylpentane (d) 3,3-dimethylpentane

Correct Answer:

3-chloro-2,3-dimethylpentane

Explanation:

No explanation available. Be the first to […]

Calcium carbide on reaction with water yields

Options

(a) methane (b) ethane (c) ethene (d) ethyne

Correct Answer:

ethyne

Explanation:

No explanation available. Be the first to write the explanation for this question […]

In the presence of Lewis acid toluene reacts with chlorine to give

Options

(a) m-chlorotoluene (b) o,p-chlorotoluene (c) benzylchloride (d) none of these

Correct Answer:

o,p-chlorotoluene

Explanation:

No explanation available. Be the first […]

The preparation of ethene from ethanol can be described as

Options

(a) addition (b) dehydration (c) hydrogenation (d) oxidation

Correct Answer:

dehydration

Explanation:

No explanation available. Be the first to write the […]

At room temperature the eclipsed and staggered forms of ethane can not be isolated because

Options

(a) they inner cover rapidly (b) both the conformers are equally stable (c) the energy difference between […]