Aromatic Hydrocarbons - 1

Question 1

which of the following compounds will react with NH₂^Θ under normal circumstances?

Accepted Answer

Answer

Answer

Answer

Question 2

Nitrobenzene can be prepared from benzene by using a mixture of conc. HNO₃ and conc. H₂SO₄. In the mixture, nitric acid acts as a/an?

Accepted Answer

Base

Answer

Reducing agent

Answer

Acid

Answer

Catalyst

Question 3

Major Product is :

Accepted Answer

Answer

Answer

Answer

Question 4

Phenyl isocyanides are prepared from which of the following reaction ?

Accepted Answer

Carbylamine reaction

Answer

Rosenmund’s reaction

Answer

Reimer-Tiemann reaction

Answer

Wurtz reaction

Question 5

can be distinguished by

Accepted Answer

Neutral FeCl₃

Answer

Na metal

Answer

K metal

Answer

Acetyl chloride

Question 6

Nitrobenzene on reaction with conc. HNO₃/H₂SO₄ at 80–100°C forms which one of the following products?

Accepted Answer

1,3 - Dinitrobenzene

Answer

1,4 - Dinitrobenzene

Answer

1,2,4 - Trinitrobenzene

Answer

1,2 - Dinitrobenzene

Question 7

Major product "A" is :

Accepted Answer

Answer

Answer

Answer

Question 8

Which of the following can be sulphonated most readily?

Accepted Answer

Phenol

Answer

Nitro benzene

Answer

Toluene

Answer

Benzene

Question 9

When phenol is treated with excess bromine water, it gives:

Accepted Answer

2,4,6-tribromophenol.

Answer

m-bromophenol

Answer

o- and p-bromophenols

Answer

2,4-dibromophenol

Question 10

<img src="https://cn.edurev.in/ApplicationImages/Temp/1f38b3cd-bfd7-4e86-9720-6e8988ab495b_lg.jpg" /> B is:

Accepted Answer

Answer

Answer

Answer

Question 11

Which of the following is most reactive in SNAr reaction?

Accepted Answer

Answer

Answer

Answer

Question 12

Find the Degree of unsaturation in the final product.

Accepted Answer

4

Answer

3

Answer

5

Answer

6

Question 13

Final major product (B) is :

Accepted Answer

Answer

Answer

Answer

Question 14

Which of the following has non-zero dipole moment?

Accepted Answer

Answer

Answer

Answer

Question 15

Determine the product (Q).

Accepted Answer

Answer

Answer

Answer

Question 16

Acetylene reacts with carbon monoxide in presence of AlCl₃ in HCl to give

Accepted Answer

Answer

Answer

Answer

Question 17

Accepted Answer

Answer

Answer

Answer

Question 18

Major product ‘B’ is :-

Accepted Answer

Answer

Answer

Answer

Question 19

The structure of Z is:

Accepted Answer

Answer

Answer

Answer

Question 20

Numbers of compunds which are more reactive than

towards electrophilic substitutions reaction

Accepted Answer

2

Answer

1

Answer

3

Answer

4

Question 21

Accepted Answer

Answer

Answer

Answer

Question 22

Observe the following transformation

X & Y for best yield is

Accepted Answer

X → HNO₃+ H₂SO₄, Y → (1) NaOH, H₂O (2) Conc.HCl

Answer

X → HNO₃ + H₂SO₄, Y → H+/H2O

Answer

X → HNO₂/H⁺, Y→ H⁺/H₂O

Answer

X → HNO₂/H⁺, Y→ (1) NaOH, H₂O (2) Conc.HCl

Question 23

The major product of the following reaction is -

Accepted Answer

Answer

Answer

Answer

Question 24

Product P is known as “Phenacetin”, an analgesic. What is the structure of P ?

Accepted Answer

Answer

Answer

Answer

Question 25

Accepted Answer

Answer

Answer

Answer

Question 26

Assertion : In Nitration of chlorobenzene, the major product is m-nitrochlorobenzene

Reason : –NO₂ group is a m-directing group.

Accepted Answer

Assertion is wrong statement but reason is correct statement.

Answer

Assertion and reason both are correct and reason is correct explanation of assertion.

Answer

Assertion and reason both are wrong statements.

Answer

Assertion is correct statement but reason is wrong statement.

Question 27

Passage I

An aromatic hydrocarbon P has molecular formula C₉H₁₂. P on treatment with alkaline KMnO₄ in boiling condition followed by hydrolysis gives polar C₈H₆O₄ . Also, P on treatment with CI₂/AICI₃ gives only two isomers Q and R as major products with their molecular formula C₉H₁₁CI

Q. If all the monochloro isomers of P are considered, how many of them are possible?

Accepted Answer

8

Answer

4

Answer

6

Answer

7

Question 28

Passage II

Consider the following road-map reaction,

Q. The most likely structure of P is

Accepted Answer

Answer

Answer

Answer

Question 29

Direction (Q. Nos. 21 and 22) Choices for the correct combination of elements from Column I and Column II are given as options (a), (b), (c) and (d), out of which one is correct.

Q. Match the reactions from Column I with expected products from Column II.

Accepted Answer

d

Answer

a

Answer

b

Answer

c

Question 30

Match the reactions from Column I with expected product(s) from Column II.

Accepted Answer

Aromatic Hydrocarbons - 1 - Free MCQ Test with solutions for JEE Chemistry

MCQ Practice Test & Solutions: Aromatic Hydrocarbons - 1 (30 Questions)

which of the following compounds will react with NH₂^Θ under normal circumstances?

Nitrobenzene can be prepared from benzene by using a mixture of conc. HNO₃ and conc. H₂SO₄. In the mixture, nitric acid acts as a/an?

Major Product is :

Phenyl isocyanides are prepared from which of the following reaction ?

can be distinguished by

Nitrobenzene on reaction with conc. HNO₃/H₂SO₄ at 80–100°C forms which one of the following products?

Major product "A" is :

Which of the following can be sulphonated most readily?

When phenol is treated with excess bromine water, it gives:

B is:

Which of the following is most reactive in SNAr reaction?

Find the Degree of unsaturation in the final product.

Final major product (B) is :

Which of the following has non-zero dipole moment?

Determine the product (Q).

Acetylene reacts with carbon monoxide in presence of AlCl₃ in HCl to give

Major product ‘B’ is :-

The structure of Z is:

Numbers of compunds which are more reactive than

towards electrophilic substitutions reaction

Observe the following transformation
X & Y for best yield is

The major product of the following reaction is -

Product P is known as “Phenacetin”, an analgesic. What is the structure of P ?

Assertion : In Nitration of chlorobenzene, the major product is m-nitrochlorobenzene
Reason : –NO₂ group is a m-directing group.

Passage II
Consider the following road-map reaction,

Q. The most likely structure of P is

Direction (Q. Nos. 21 and 22) Choices for the correct combination of elements from Column I and Column II are given as options (a), (b), (c) and (d), out of which one is correct.
Q. Match the reactions from Column I with expected products from Column II.

Match the reactions from Column I with expected product(s) from Column II.

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Aromatic Hydrocarbons - 1 - Free MCQ Test with solutions for JEE Chemistry

MCQ Practice Test & Solutions: Aromatic Hydrocarbons - 1 (30 Questions)

which of the following compounds will react with NH2Θ under normal circumstances?

Nitrobenzene can be prepared from benzene by using a mixture of conc. HNO3 and conc. H2SO4. In the mixture, nitric acid acts as a/an?

Major Product is :

Phenyl isocyanides are prepared from which of the following reaction ?

can be distinguished by

Nitrobenzene on reaction with conc. HNO₃/H₂SO₄ at 80–100°C forms which one of the following products?

Major product "A" is :

Which of the following can be sulphonated most readily?

When phenol is treated with excess bromine water, it gives:

B is:

Which of the following is most reactive in SNAr reaction?

Find the Degree of unsaturation in the final product.

Final major product (B) is :

Which of the following has non-zero dipole moment?

Determine the product (Q).

Acetylene reacts with carbon monoxide in presence of AlCl3​ in HCl to give

Major product ‘B’ is :-

The structure of Z is:

Numbers of compunds which are more reactive than towards electrophilic substitutions reaction

Observe the following transformationX & Y for best yield is

The major product of the following reaction is -

Product P is known as “Phenacetin”, an analgesic. What is the structure of P ?

Assertion : In Nitration of chlorobenzene, the major product is m-nitrochlorobenzeneReason : –NO2 group is a m-directing group.

Passage IIConsider the following road-map reaction, Q. The most likely structure of P is

Direction (Q. Nos. 21 and 22) Choices for the correct combination of elements from Column I and Column II are given as options (a), (b), (c) and (d), out of which one is correct.Q. Match the reactions from Column I with expected products from Column II.

Match the reactions from Column I with expected product(s) from Column II.

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Chemistry for JEE Main & Advanced

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which of the following compounds will react with NH₂^Θ under normal circumstances?

Nitrobenzene can be prepared from benzene by using a mixture of conc. HNO₃ and conc. H₂SO₄. In the mixture, nitric acid acts as a/an?

Acetylene reacts with carbon monoxide in presence of AlCl₃ in HCl to give

Numbers of compunds which are more reactive than

towards electrophilic substitutions reaction

Observe the following transformation
X & Y for best yield is

Assertion : In Nitration of chlorobenzene, the major product is m-nitrochlorobenzene
Reason : –NO₂ group is a m-directing group.

Passage II
Consider the following road-map reaction,

Q. The most likely structure of P is

Direction (Q. Nos. 21 and 22) Choices for the correct combination of elements from Column I and Column II are given as options (a), (b), (c) and (d), out of which one is correct.
Q. Match the reactions from Column I with expected products from Column II.