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

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Chemistry Fsc Part 2 Chapter 9 Online Test

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Question # 1

Cyclic structure of benzene was proposed by

Question # 2

Aromatic hydro carbon are the derivatives of

Question # 3

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

Question # 4

The number of possible isomers of xylene are

Question # 5

The electrophile in Aromatic sulphonation is

Question # 6

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

Question # 7

The conversion of benzene to chlorobenzene is a

Question # 8

m-choronitro benzene is prepared by

Question # 9

Which makes a molecule more stable.

Question # 10

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

Question # 11

Aromatic compounds burns with sooty flame because.

Question # 12

The structure of Benzene is

Question # 13

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

Question # 14

Which compound form benzoic acid on oxidation with strong oxidizing agent.

Question # 15

During Nitration of Benzene the active nitrating agent is

Question # 16

Biphenyl is

Question # 17

Structure of benzene is

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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 Which compound is the most reactive
A. Benzene
B. Ethene
C. Ethane
D. Ethyne
2 Effect of substituent on benzene ring is due to
A. Resonance
B. Inductive effect
C. Both a and b
D. Neither a nor b
3 The benzene molecule contains
A. three double bonds
B. two double bonds
C. one double bond
D. delocalized pie-electron charge
4 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
5 Among the following the compound that can be most readily suphonted is.
A. Toluene
B. Benzene
C. Nitrobenzene
D. Chlorobenzene
6 Which of the following is Ortho and Para directing group
A. -I
B. -CHO
C. -COR
D. -NH2
7 Which one is not electrophile
A. BF3
B. SO3
C. AlCl3
D. NH3
8 Which one is not a meta directing group
A. -COOH
B. -CHO
C. -COR
D. -NH2
9 The difference of actual and theoretical heat of hydrogenation of compound is called.
A. Lattice energy
B. Resonance energy
C. Ionization energy
D. Enthalpy of formation
10 When acetylene is heated at 300 oC in copper tube, the product obtained is.
A. Benzene
B. Alkyl benzene
C. Ether
D. Alcohol

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