2nd Year Chemistry Online MCQ Test for Chapter 9 Aromatic Hydrocarbons Preparation

MCQ's Test For Chapter 0 "Chemistry Fsc Part 2 Chapter 9 Online Test"

Try The MCQ's Test For Chapter 0 "Chemistry Fsc Part 2 Chapter 9 Online Test"

  • Total Questions17

  • Time Allowed20

Chemistry Fsc Part 2 Chapter 9 Online Test

00:00
Question # 1

When acetylene is heated at 300 oC in copper tube, the product obtained is.

Question # 2

Benzene cannot undergo

Question # 3

Which one is not a meta directing group

Question # 4

The difference of actual and theoretical heat of hydrogenation of compound is called.

Question # 5

Which makes a molecule more stable.

Question # 6

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

Question # 7

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

Question # 8

Which group when attached with benzene increases electron density of ring.

Question # 9

Aromatic compounds burns with sooty flame because.

Question # 10

The electrophile in Aromatic sulphonation is

Question # 11

Aromatic hydro carbon are the derivatives of

Question # 12

Cyclic structure of benzene was proposed by

Question # 13

Benzene can not undergo.

Question # 14

Phenol when distilled with zinc dust gives.

Question # 15

During nitration of benzene, the active nitrating agent is

Question # 16

Main source of aromatic compound is

Question # 17

Which of the following is Ortho and Para directing group

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9th Chapter

FSC Part 2 Chemistry Chapter 9 Online Test MCQ's

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FSc Part II Chemistry Chapter 0 Important MCQ's

Sr.# Question Answer
1 The structure of Benzene is
A. Hexagonal irregular
B. Tetrahedral
C. Trigonal planner
D. Hexagonal planner
2 Which group when attached with benzene increases electron density of ring.
A. -COOH
B. -NO
C. -CHO
D. -CH3
3 Main source of aromatic compound is
A. Petroleum
B. Coaltar
C. Living organisms
D. Dead marine animals
4 Which compound is the most reactive one
A. benzene
B. ethene
C. ethane
D. ethyne
5 The resonating contributing structures of Benzene are
A. 2
B. 3
C. 5
D. 7
6 Which of the following species is ortho and para director.
A. CHO
B. SO3H
C. NO2
D. Cl
7 The benzene molecule contains
A. three double bonds
B. two double bonds
C. one double bond
D. delocalized pie-electron charge
8 The number of possible isomers of xylene are
A. 2
B. 3
C. 4
D. 5
9 The electrophile in Aromatic sulphonation is
A. H2SO4
B. HSO41-
C. SO3
D. SO31+
10 Aromatic compounds burns with sooty flame because.
A. They have high percentage of hydrogen
B. The have a right structure
C. The have high percentage of carbon
D. The resist reaction with air

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