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

Which compound is the most reactive one?

Question # 2

Which of the following is explosive:

Question # 3

Which is the property of benzene:

Question # 4

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

Question # 5

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

Question # 6

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

Question # 7

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

Question # 8

Which is the property of benzene?

Question # 9

The hydridization in benzene is

Question # 10

Bond angle in benzene is :

Question # 11

Among the following, poly cyclic compound is

Question # 12

Bond angle in benzene is

Question # 13

Which term was derived from atomos?

Question # 14

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

Question # 15

Ratio of carbon to hydrogen in aromatic compounds is

Question # 16

Aromatic compounds burn with sooty flame cause:

Question # 17

Ozonolysis of benzene gives

Question # 18

Ratio of carbon to hydrogen in aromatic compounds is:

Question # 19

The benzene molecule contains:

Question # 20

Benzene was discovered by first of all:

Question # 21

The hybirdization in benzene is:

Question # 22

Benzene gives reactions generally

Question # 23

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

Question # 24

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

Question # 25

Benzene was discovered by first of all

Question # 26

Benzoic acid can be prepared from the oxidation of

Question # 27

Which compound is the most reactvie one:

Question # 28

Simple aromatic compound is:

Question # 29

Benzene cannot undergo:

Question # 30

During nitration of benzene. the active nitrating agent 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
  • 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
  • T
    Tayyaba Perveen 29 - May - 2024 06 Min 52 Sec 75/120
Sr.# Question Answer
1 Benzene reacts with Cl, in sunlight to give the end product
A. C6H6Cl6
B. C6H6Cl
C. O - C6H4Cl2
D. P-C6H4Cl2
2 empirical formula mass of benzene is time lesser than moleculer formula mass:
A. four
B. five
C. six
D. seven
3 Monosubstituted benzene can have disubstitution at position
A. ortho
B. meta
C. para
D. a, b, c
4 Benzene was discovered by first of all
A. Michael Faraday
B. Hofmann
C. Ainderson
D. Sorenbon
5 Which compound is the most reactive one?
A. benzene
B. ethene
C. ethane
D. ethyne
6 During nitration of benzene, the active nitrating agent is:
A. NO3-1
B. NO2+
C. NO2-1
D. HNO3
7 Aromatic compounds burn with sooty flame cause:
A. They have high percentage of hydrogan
B. They have ring structure
C. They have high percentage of carbon
D. They resist reaction with air
8 empirical formula mass of benzene is time lesser than moleculer formula mass:
A. four
B. five
C. six
D. seven
9 Kekule structures contributed towards actual structure of benzene
A. 60%
B. 70%
C. 80%
D. 90%
10 Resonance energy of benzene is (in KJ mol-1):
A. 120
B. 150
C. 170
D. 180

Test Questions

Is this page helpful?