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

00:00
Question # 1

Aroma meas:

Question # 2

The conversion of n-hexane into benzene by heating in the presence of Cr2O3 is called:

Question # 3

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

Question # 4

Acyiation of benzene to produce aliphatic aromatic ketones is known as

Question # 5

Benzene gives reactions generally

Question # 6

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

Question # 7

Characterstics of aromaic are:

Question # 8

Aromatic hydrocarbons are the derivatives of:

Question # 9

Which term was derived from "aroma":

Question # 10

The electrophile in aromatic sulphontion is:

Question # 11

Kekule structures contributed towards actual structure of benzene

Question # 12

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

Question # 13

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

Question # 14

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

Question # 15

Bond angle in benzene is :

Question # 16

Which terms was derived from " aroma"?

Question # 17

Ozonolysis of benzene gives

Question # 18

Kekule structures contributed towards actual structure of benzene

Question # 19

Which of the following acid can be used as a catalyst in Friedel Craft's reaction?

Question # 20

Among the following, poly cyclic compound is

Question # 21

Benzene gives reactions generally:

Question # 22

Which of the following acid can be used as a catalyst in Friedel craft's reaction

Question # 23

Among the following, poly cyclic compound is:

Question # 24

Which compound is the most reactvie one:

Question # 25

Aromatic compounds burn with sooty flame cause:

Question # 26

Benzene acid can be prepared from the oxidation of:

Question # 27

Which is the property of benzene:

Question # 28

Ozonolysis of benzene gives:

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 Aromatic hydrocarbons are derivatives of
A. normal series of paraffins
B. alkene
C. benzene
D. cyclohexane
2 Aroma meas:
A. Fragrant
B. Invisible
C. latest affinityt
D. benzene
3 Simple aromatic compound is:
A. benzene
B. toluene
C. aniline
D. phenol
4 Acylation of benzene to produce aliphatic aromatic ketones is known as:
A. Friedel Craft's reaction
B. Benzene condensation
C. Hydroformylation
D. Cellemense
5 Arenes are also called
A. atom
B. hydrocarbons
C. aromatic
D. benzene
6 Benzene cannot undergo
A. substitution reactions
B. addition reactions
C. oxidation reactions
D. elimination reactions
7 Which of the following is explosive:
A. Trinitropheonal
B. Nitropheonal
C. Nitromethane
D. Nitrobenzene
8 Which of the following is explosive?
A. Trinitrophenol
B. Nitrophenol
C. Nitromethane
D. Nitrobenzene
9 The hybirdization in benzene is:
A. sp3
B. sp2
C. sp2
D. dsp2
10 Which term was derived from "aroma":
A. Atom
B. Hydrocarbons
C. aromatic
D. aliphatic

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