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

00:00
Question # 1

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

Question # 2

The structure of Benzene is

Question # 3

The resonating contributing structures of Benzene are

Question # 4

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

Question # 5

Aromatic compounds burns with sooty flame because.

Question # 6

Biphenyl is

Question # 7

Which of the following species is ortho and para director.

Question # 8

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

Question # 9

Which compound is the more reactive

Question # 10

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

Question # 11

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

Question # 12

Effect of substituent on benzene ring is due to

Question # 13

Structure of benzene is

Question # 14

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

Question # 15

The benzene molecule contains.

Question # 16

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

Question # 17

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

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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 compound which can not be nitrated easily.
A. Benzene
B. Nitrobenzene
C. Phenol
D. Toluene
2 Which group when attached with benzene increases electron density of ring.
A. -COOH
B. -NO
C. -CHO
D. -CH3
3 Benzene molecule is made up of.
A. 3- pi and 9 sigma bonds
B. 6- pi and 6 sigma bonds
C. 6 -pi and 12 sigma bonds
D. 4 -pi and 12 sigma bonds
4 Cyclic structure of benzene was proposed by
A. Dewar
B. Faraday
C. Down
D. Kekule
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 Main source of aromatic compound is
A. Petroleum
B. Coaltar
C. Living organisms
D. Dead marine animals
7 During Nitration of Benzene the active nitrating agent is
A. NO3
B. NO2+
C. NO2
D. HNO3
8 Which one of the following species is meta director if present at benzene ring.
A. -NO2
B. -Cl
C. -CH3
D. -OH
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 Which one is not a meta directing group
A. -COOH
B. -CHO
C. -COR
D. -NH2

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