ECAT Pre Engineering Chemistry Chapter 20 MCQ Test With Answer

MCQ's Test For ECAT Chemistry Chapter 20 Aromatic Hydrocarbons

Try The MCQ's Test For ECAT Chemistry Chapter 20 Aromatic Hydrocarbons

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ECAT Chemistry Chapter 20 Aromatic Hydrocarbons

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Question # 1

Which compound is the most reactive one?

Question # 2

Characterstics of aromaic are:

Question # 3

Benzene reacts with Cl, in sunlight to give the end product

Question # 4

Empirical formula mass of benzene is times lesser than molecular formula mass

Question # 5

Which term was derived from "aroma":

Question # 6

The electrophile in aromatic sulphontion is:

Question # 7

Benzene cannot undergo:

Question # 8

Arenes are also called

Question # 9

Kekule structures contributed towards actual structure of benzene

Question # 10

The benzene molecule contains:

Question # 11

Acyiation of benzene to produce aliphatic aromatic ketones is known as

Question # 12

Bond angle in benzene is :

Question # 13

Aromatic compounds burn with sooty flame cause

Question # 14

Ozonolysis of benzene gives:

Question # 15

empirical formula mass of benzene is time lesser than moleculer formula mass:

Question # 16

Benzene was discovered by first of all:

Question # 17

Monosubstituted benzene can have disubstitution at position

Question # 18

empirical formula mass of benzene is time lesser than moleculer formula mass:

Question # 19

The hybirdization in benzene is:

Question # 20

Ratio of carbon to hydrogen in aromatic compounds is

Question # 21

Benzoic acid can be prepared from the oxidation of

Question # 22

Aromatic hydrocarbons are the derivatives of:

Question # 23

Ratio of carbon to hydrogen in aromatic compounds is:

Question # 24

Among the following, poly cyclic compound is

Question # 25

During nitration of benzene, the active nitrating agent is:

Question # 26

Acylation of benzene to produce aliphatic aromatic ketones is known as:

Question # 27

The benzene molecule contains

Question # 28

Simplest aromatic compound is

Question # 29

Which term was derived from atomos?

Question # 30

Benzene gives reactions generally

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ECAT Chemistry Chapter 20 Important MCQ's

Sr.# Question Answer
1 Amongst the following, the compound that can be most readily sulphonated is:
A. Toluene
B. Benzene
C. nitrobenzene
D. chlorobenzene
2 Bond angle in benzene is :
A. 109..5o
B. 180o
C. 120o
D. 107.2o
3 Amongst the following, the compound that can be most readily sulphonated is
A. toluene
B. benzene
C. nitrobenzene
D. chlorobenzene
4 Benzene was discovered by first of all
A. Michael Faraday
B. Hofmann
C. Ainderson
D. Sorenbon
5 Benzene gives reactions generally
A. electrophilic
B. addition substitution
C. synthesis
D. addition and electrophilic substitution
6 Which term was derived from atomos?
A. atom
B. hydrocarbon
C. aromatic
D. aliphatic
7 Which of the following is explosive?
A. Trinitrophenol
B. Nitrophenol
C. Nitromethane
D. Nitrobenzene
8 Monosubstituted benzene can have disubstitution at position:
A. Ortho
B. meta
C. para
D. a, b, c
9 Acyiation of benzene to produce aliphatic aromatic ketones is known as
A. Friedel Craft's reaction
B. benzenecondensation
C. hydroformylation
D.
Clemmensen reduction
10 Aromatic hydrocarbons are derivatives of
A. normal series of paraffins
B. alkene
C. benzene
D. cyclohexane

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