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

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

Question # 2

Which of the following is Ortho and Para directing group

Question # 3

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

Question # 4

Aromatic hydro carbon are the derivatives of

Question # 5

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

Question # 6

The structure of Benzene is

Question # 7

Which compound is the most reactive

Question # 8

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

Question # 9

Cyclic structure of benzene was proposed by

Question # 10

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

Question # 11

During nitration of benzene, the active nitrating agent is

Question # 12

Benzene cannot undergo

Question # 13

The number of possible isomers of xylene are

Question # 14

The electrophile in Aromatic sulphonation is

Question # 15

Chlorobenzene on nitration with conc. HNO3 and Conc. H2SO4 gives.

Question # 16

Which one is not electrophile

Question # 17

Which one is not a meta 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 resonating contributing structures of Benzene are
A. 2
B. 3
C. 5
D. 7
2 When acetylene is heated at 300 oC in copper tube, the product obtained is.
A. Benzene
B. Alkyl benzene
C. Ether
D. Alcohol
3 Chlorobenzene on nitration with conc. HNO3 and Conc. H2SO4 gives.
A. m -chloronitrobenzene
B. o and p chloronitrobenzene
C. o and m chloronitrobenzene
D. mixture of O2 m and p chloronitrobenzene
4 The benzene molecule contains.
A. Three double bonds
B. Two double bonds
C. One double bonds
D. Delocalized sigma electron charge
5 The benzene molecule contains
A. three double bonds
B. two double bonds
C. one double bond
D. delocalized pie-electron charge
6 Which group when attached with benzene increases electron density of ring.
A. -COOH
B. -NO
C. -CHO
D. -CH3
7 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
8 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
9 Which compound is the more reactive
A. Benzene
B. Ethene
C. Ethane
D. Ethyne
10 Among the following the compound that can be most readily suphonted is.
A. Toluene
B. Benzene
C. Nitrobenzene
D. Chlorobenzene

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