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

Ozonolysis of benzene gives

Question # 2

Aroma meas:

Question # 3

Benzene gives reactions generally:

Question # 4

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

Question # 5

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

Question # 6

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

Question # 7

Kekule structures contributed towards actual structure of benzene

Question # 8

Kekule structures contributed towards actual structure of benzene

Question # 9

Which of the following is explosive?

Question # 10

Which term was derived from atomos?

Question # 11

The benzene molecule contains:

Question # 12

Benzene gives reactions generally

Question # 13

Monosubstituted benzene can have disubstitution at position

Question # 14

The electrophile in aromatic sulphonation Is

Question # 15

Which of the following is explosive:

Question # 16

The electrophile in aromatic sulphontion is:

Question # 17

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

Question # 18

Among the following, poly cyclic compound is

Question # 19

Which is the property of benzene?

Question # 20

Which compound is the most reactive one?

Question # 21

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

Question # 22

Which terms was derived from " aroma"?

Question # 23

Benzene was discovered by first of all

Question # 24

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

Question # 25

Ozonolysis of benzene gives:

Question # 26

Aromatic hydrocarbons are the derivatives of:

Question # 27

Aromatic compounds burn with sooty flame cause:

Question # 28

Which compound is the most reactvie one:

Question # 29

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

Question # 30

Benzoic acid can be prepared from the oxidation of

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

ECAT Chemistry Chapter 20 Important MCQ's

Sr.# Question Answer
1 Bond angle in benzene is :
A. 109..5o
B. 180o
C. 120o
D. 107.2o
2 Which is the property of benzene:
A. Decolourizes KMnO4
B. straight chain structure
C. only double bond is present
D. triple and double bond
3 Amongst the following, the compound that can be most readily sulphonated is:
A. Toluene
B. Benzene
C. nitrobenzene
D. chlorobenzene
4 Which is the property of benzene?
A. decolourizes KMnO4
B. straight chain structure
C. only double bond is present
D. triple and double bond
5 Resonance energy of benzene is (in KJ mol-1):
A. 120
B. 150
C. 170
D. 180
6 Which of the following acid can be used as a catalyst in Friedel Craft's reaction?
A. AlCl3
B. HNO3
C. BeCl2
D. NaCl
7 Simplest aromatic compound is
A. bezene
B. toluene
C. aniline
D. phenol
8 During nitration of benzene, the active nitrating agent is:
A. NO3-1
B. NO2+
C. NO2-1
D. HNO3
9 Which term was derived from "aroma":
A. Atom
B. Hydrocarbons
C. aromatic
D. aliphatic
10 Simple aromatic compound is:
A. benzene
B. toluene
C. aniline
D. phenol

Test Questions

Is this page helpful?