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"

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Chemistry Fsc Part 2 Chapter 9 Online Test

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Question # 1

Structure of benzene is

Question # 2

The conversation of n-hexane into benzene by heating in in the presence of Pt is called

Question # 3

Aromatic compounds burns with sooty flame because.

Question # 4

Which compound is the most reactive

Question # 5

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

Question # 6

Which makes a molecule more stable.

Question # 7

The electrophile in Aromatic sulphonation is

Question # 8

Which compound is the more reactive

Question # 9

Which compound is the most reactive one

Question # 10

The number of possible isomers of xylene are

Question # 11

The resonating contributing structures of Benzene are

Question # 12

Which one of the following species is meta director if present at benzene ring.

Question # 13

The benzene molecule contains

Question # 14

Which one is not a meta directing group

Question # 15

Which of the following is Ortho and Para directing group

Question # 16

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

Question # 17

The conversion of benzene to chlorobenzene is a

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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 Benzene can not undergo.
A. Substitution reactions
B. Addition reactions
C. Oxidation reactions
D. Elimination reactions
2 The conversion of benzene to chlorobenzene is a
A. Addition reaction
B. Elimination reaction
C. Substitution reaction
D. Dehydration process
3 The benzene molecule contains
A. three double bonds
B. two double bonds
C. one double bond
D. delocalized pie-electron charge
4 During nitration of benzene, the active nitrating agent is
A. NO3
B. NO2+
C. NO2-
D. HNO3
5 The conversation of n-hexane into benzene by heating in in the presence of Pt is called
A. Isomerization
B. Aromatization
C. Dealkylation
D. Rearrangement
6 Which compound is the more reactive
A. Benzene
B. Ethene
C. Ethane
D. Ethyne
7 The number of possible isomers of xylene are
A. 2
B. 3
C. 4
D. 5
8 Hydrolysis of benzene sulphonic acid with superheated steam or by boiling with dil HCl gives.
A. Toluene
B. Benzene
C. Xylene
D. Chlorobenzene
9 Which one of the following species is meta director if present at benzene ring.
A. -NO2
B. -Cl
C. -CH3
D. -OH
10 Benzene cannot undergo
A. Substitution reactions
B. addition reactions
C. oxidation reactions
D. elimination reactions

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