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

  • Total Questions30

  • Time Allowed30

Start Test Download PDF

ECAT Chemistry Chapter 20 Aromatic Hydrocarbons

00:00
Question # 1

Benzene gives reactions generally:

Question # 2

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

Question # 3

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

Question # 4

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

Question # 5

Which term was derived from atomos?

Question # 6

Benzene cannot undergo

Question # 7

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

Question # 8

Kekule structures contributed towards actual structure of benzene

Question # 9

Bond angle in benzene is :

Question # 10

Among the following, poly cyclic compound is

Question # 11

Benzene gives reactions generally:

Question # 12

The benzene molecule contains

Question # 13

The benzene molecule contains:

Question # 14

Which compound is the most reactive one?

Question # 15

Which of the following is explosive?

Question # 16

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

Question # 17

During nitration of benzene, the active nitrating agent is:

Question # 18

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

Question # 19

Ozonolysis of benzene gives

Question # 20

Which terms was derived from " aroma"?

Question # 21

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

Question # 22

Ozonolysis of benzene gives:

Question # 23

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

Question # 24

Benzene acid can be prepared from the oxidation of:

Question # 25

Simplest aromatic compound is

Question # 26

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

Question # 27

Among the following, poly cyclic compound is:

Question # 28

Which term was derived from "aroma":

Question # 29

Simple aromatic compound is:

Question # 30

Bond angle in benzene is

Submit

Prepare Complete Set Wise ECAT Chemistry Chapter 20 Aromatic Hydrocarbons MCQs Online With Answers


Topic Test

00:00
Submit

Top Scorers Of ECAT Chemistry Chapter 20 Aromatic Hydrocarbons MCQ`s Test

  • F
    Farzand Shah Farzand Shah 24 - May - 2024 01 Min 27 Sec 120/120
  • H
    Haider Ali 26 - May - 2024 01 Min 54 Sec 120/120
  • M
    Muhammad Ali 25 - Jun - 2024 01 Min 51 Sec 115/120
  • U
    Usman Saif 29 - May - 2024 01 Min 41 Sec 110/120
  • A
    Arooj Fatima 27 - May - 2024 06 Min 10 Sec 105/120
  • N
    Najam Mirza 17 - May - 2024 01 Min 59 Sec 100/120
  • A
    Abdullah Akhtar 06 - Jun - 2024 07 Min 47 Sec 95/120
  • A
    Abdul Nafay 29 - Aug - 2024 03 Min 21 Sec 90/120
  • R
    Rana waqar 24 - May - 2024 03 Min 44 Sec 85/120
  • G
    Ghulam Destgeer Destgeer 23 - May - 2024 02 Min 05 Sec 80/120
  • I
    I am Ishaxtar 25 - Mar - 2026 04 Min 31 Sec 80/120
  • A
    Abid Hussain 28 - Dec - 2024 04 Min 31 Sec 80/120
  • F
    Fatima Anis 05 - Jan - 2025 05 Min 49 Sec 80/120
  • M
    Mohad Ikram 20 - May - 2024 05 Min 32 Sec 75/120
  • Z
    Zoya Zoya 27 - May - 2024 05 Min 45 Sec 75/120

ECAT Chemistry Chapter 20 Important MCQ's

Sr.# Question Answer
1 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
2 During nitration of benzene, the active nitrating agent is:
A. NO3-1
B. NO2+
C. NO2-1
D. HNO3
3 Benzene was discovered by first of all:
A. Micheal Faraday
B. Hofmann
C. Ainderson
D. Sorenbon
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 Ozonolysis of benzene gives:
A. Nitration
B. sulphonation
C. ozonide
D. glyoxal
6 Kekule structures contributed towards actual structure of benzene
A. 60%
B. 70%
C. 80%
D. 90%
7 The hybirdization in benzene is:
A. sp3
B. sp2
C. sp2
D. dsp2
8 empirical formula mass of benzene is time lesser than moleculer formula mass:
A. four
B. five
C. six
D. seven
9 Benzene acid can be prepared from the oxidation of:
A. benzene
B. ethyl benzene
C. benzonic acid
D. toluene
10 Benzene cannot undergo
A. substitution reactions
B. addition reactions
C. oxidation reactions
D. elimination reactions

Test Questions

Is this page helpful?