Hydrocarbons (KVPY Stream-SA (Class 11) Chemistry): Questions 7 - 10 of 18

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Question number: 7

» Hydrocarbons » Aromatic Hydrocarbons » Friedel - Craft's Alkylation and Acylation

Appeared in Year: 2011

MCQ▾

Question

In the following set of aromatic compounds

(I)

Aromatic compound: Choice A

Aromatic Compound: Choice A

Showing Aromatic compound with one benzene ring

(II)

 Aromatic compound: Choice B

Aromatic Compound: Choice B

Showing Aromatic compound with one benzene ring

(III)

 Aromatic compound: Choice C

Aromatic Compound: Choice C

Showing Aromatic compound with one benzene ring

(IV)

Aromatic compound: Choice D

Aromatic Compound: Choice D

Showing Aromatic compound with one benzene ring

The correct order of reactivity toward Friedel-Crafts alkylation is

Choices

Choice (4) Response

a.

ii > iv > iii > i

b.

iv > ii > iii > i

c.

iii > i > iv > ii

d.

i > ii > iii > iv

Question number: 8

» Hydrocarbons » Isomerism

Appeared in Year: 2009

MCQ▾

Question

The number of possible structural isomers of Equation 3 Equation 4 is

Choices

Choice (4) Response

a.

3

b.

2

c.

4

d.

1

Question number: 9

» Hydrocarbons » Aromatic Hydrocarbons » Benzene - Structure and Aromaticity

Appeared in Year: 2011

MCQ▾

Question

Among

(i)

Aromatic compounds: Choice A

Aromatic Compounds: Choice A

Find which is not an aromatic compound from given options

(ii)

Aromatic compounds: Choice B

Aromatic Compounds: Choice B

Find which is not an aromatic compound from given options

(iii)

Aromatic compounds: Choice C

Aromatic Compounds: Choice C

Find which is not an aromatic compound from given options

(iv)

Aromatic compounds: Choice D

Aromatic Compounds: Choice D

Find which is not an aromatic compound from given options

The compound, which is not aromatic, is

Choices

Choice (4) Response

a.

i

b.

ii

c.

iii

d.

iv

Question number: 10

» Hydrocarbons » Isomerism

Appeared in Year: 2009

MCQ▾

Question

among the four compounds:

  1. acetone,
  2. propanol,
  3. methyl acetate
  4. Propionic acid,

Two that are isomeric are:

Choices

Choice (4) Response

a.

Methyl acetate and propanol

b.

Propionic acid and acetone

c.

propionic acid and methyl acetate

d.

Methyl acetate and acetone

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