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

Benzene gives reactions generally

Question # 2

Resonance energy of benzene is (in KJ mol-1):

Question # 3

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

Question # 4

Aromatic compounds burn with sooty flame cause:

Question # 5

Which term was derived from atomos?

Question # 6

The hybirdization in benzene is:

Question # 7

Amongst the following, the compound that can be most readily sulphonated is

Question # 8

Among the following, poly cyclic compound is:

Question # 9

Which terms was derived from " aroma"?

Question # 10

Benzene cannot undergo

Question # 11

Kekule structures contributed towards actual structure of benzene

Question # 12

Bond angle in benzene is :

Question # 13

Which compound is the most reactvie one:

Question # 14

Bond angle in benzene is

Question # 15

Simple aromatic compound is:

Question # 16

Aromatic hydrocarbons are derivatives of

Question # 17

Acyiation of benzene to produce aliphatic aromatic ketones is known as

Question # 18

Aroma meas:

Question # 19

Benzene gives reactions generally:

Question # 20

Benzene was discovered by first of all

Question # 21

The hydridization in benzene is

Question # 22

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

Question # 23

The conversion of n-hexane into benzene by heating in the presence of CO, is called

Question # 24

Which of the following is explosive:

Question # 25

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

Question # 26

Ratio of carbon to hydrogen in aromatic compounds is:

Question # 27

Simplest aromatic compound is

Question # 28

Which is the property of benzene?

Question # 29

Among the following, poly cyclic compound is

Question # 30

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

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ECAT Chemistry Chapter 20 Important MCQ's

Sr.# Question Answer
1 Aromatic hydrocarbons are the derivatives of:
A. Normal series of parrafins
B. Alkene
C. Benzene
D. Cyclohexane
2 Simple aromatic compound is:
A. benzene
B. toluene
C. aniline
D. phenol
3 Ratio of carbon to hydrogen in aromatic compounds is:
A. Low than alkanes
B. High than alkanes
C. Low than alkanes not high than alkanes
D. High than alkanes
4 Benzene cannot undergo:
A. Substitutions reactions
B. Addition reactions
C. Oxidation reactions
D. Elimination reactions
5 Which term was derived from atomos?
A. atom
B. hydrocarbon
C. aromatic
D. aliphatic
6 Amongst the following, the compound that can be most readily sulphonated is
A. toluene
B. benzene
C. nitrobenzene
D. chlorobenzene
7 Empirical formula mass of benzene is times lesser than molecular formula mass
A. four
B. five
C. six
D. seven
8 Ratio of carbon to hydrogen in aromatic compounds is
A. Low than alkanes
B. High than alkanes
C. Low than alkenes not high than alkanes
D. High than high than alkenes
9 Arenes are also called
A. atom
B. hydrocarbons
C. aromatic
D. benzene
10 During nitration of benzene, the active nitrating agent is:
A. NO3-1
B. NO2+
C. NO2-1
D. HNO3

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