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

Aromatic hydrocarbons are the derivatives of

Question # 2

Effect of substituent on benzene ring is due to

Question # 3

Which compound is the more reactive

Question # 4

Aromatic compounds burns with sooty flame because.

Question # 5

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

Question # 6

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

Question # 7

The conversion of benzene to chlorobenzene is a

Question # 8

The electrophile in Aromatic sulphonation is

Question # 9

Cyclic structure of benzene was proposed by

Question # 10

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

Question # 11

The aromatic ring of Benzene can be hydrogenated in the presenc eof.

Question # 12

Benzene can not undergo.

Question # 13

Main source of aromatic compound is

Question # 14

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

Question # 15

Among the following the compound that can be most readily suphonted is.

Question # 16

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

Question # 17

The structure of Benzene is

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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 During Nitration of Benzene the active nitrating agent is
A. NO3
B. NO2+
C. NO2
D. HNO3
2 Structure of benzene is
A. Tetrahedral
B. Trigonal planar
C. Hexagonal planar
D. Linear
3 Among the following the compound that can be most readily suphonted is.
A. Toluene
B. Benzene
C. Nitrobenzene
D. Chlorobenzene
4 Which catalyst is used Friedel Crafts reactions
A. AlCl3
B. BeCl2
C. NaCl
D. HNO3
5 Which makes a molecule more stable.
A. Greater localization of pi electrons
B. Less delocalization of pi electrons
C. Greeter delocalization of pi electrons
D. Less delocalization for pi electrons
6 Benzene cannot undergo
A. Substitution reactions
B. addition reactions
C. oxidation reactions
D. elimination reactions
7 Which one of the following species is meta director if present at benzene ring.
A. -NO2
B. -Cl
C. -CH3
D. -OH
8 Which compound is the most reactive one
A. benzene
B. ethene
C. ethane
D. ethyne
9 When acetylene is heated at 300 oC in copper tube, the product obtained is.
A. Benzene
B. Alkyl benzene
C. Ether
D. Alcohol
10 The benzene molecule contains
A. three double bonds
B. two double bonds
C. one double bond
D. delocalized pie-electron charge

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