Aromatic Hydrocarbons (Nomenclature, Benzene - Structure and Aromaticity:...) NEET Questions

Organic Chemistry - Hydrocarbons

Aromatic Hydrocarbons (Nomenclature, Benzene - Structure and Aromaticity:...) MCQ Questions


1.

Which of the following is the correct IUPAC name for the compound with the formula C6H5Cl?

A.

Chlorobenzene

B.

Phenol

C.

Benzene chlorate

D.

Benzene carboxylate

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ANSWER :

A. Chlorobenzene

2.
What is the structure of benzene according to the resonance theory?
A.
Hexagonal with alternating single and double bonds
B.
Circular with delocalized electrons
C.
Linear with alternating bonds
D.
Square with delocalized electrons
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ANSWER :
B. Circular with delocalized electrons
3.
What is the major product when benzene reacts with chlorine in the presence of iron (Fe)?

NEET - 2020

A.
Chlorobenzene
B.
Benzene chlorate
C.
Benzene dichloride
D.
Phenol
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ANSWER :
A. Chlorobenzene
4.
Which of the following statements is correct about benzene?
A.
Benzene is a highly reactive compound
B.
Benzene undergoes addition reactions easily
C.
Benzene undergoes substitution reactions easily
D.
Benzene is an ionic compound
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ANSWER :
C. Benzene undergoes substitution reactions easily
5.
Which of the following is true regarding electrophilic substitution reactions in benzene?
A.
The reaction involves the addition of the electrophile to the benzene ring
B.
The reaction involves the substitution of an atom of the benzene ring
C.
The reaction does not involve an electrophile
D.
The reaction leads to a non-aromatic compound
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ANSWER :
B. The reaction involves the substitution of an atom of the benzene ring
6.

In the nitration of benzene, the electrophile is

NEET - 2019

A.

NO3-

B.

NO2+

C.

NO3+

D.

HNO3

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ANSWER :

B. NO2+