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

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

Question # 2

Structure of benzene is

Question # 3

Cyclic structure of benzene was proposed by

Question # 4

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

Question # 5

Which of the following species is ortho and para director.

Question # 6

Phenol when distilled with zinc dust gives.

Question # 7

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

Question # 8

During Nitration of Benzene the active nitrating agent is

Question # 9

Which compound is the most reactive

Question # 10

Which one is not electrophile

Question # 11

The benzene molecule contains.

Question # 12

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

Question # 13

Aromatic compounds burns with sooty flame because.

Question # 14

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

Question # 15

During nitration of benzene, the active nitrating agent is

Question # 16

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

Question # 17

Which makes a molecule more stable.

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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 conversation of n-hexane into benzene by heating in in the presence of Pt is called
A. Isomerization
B. Aromatization
C. Dealkylation
D. Rearrangement
2 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
3 The conversion of benzene to chlorobenzene is a
A. Addition reaction
B. Elimination reaction
C. Substitution reaction
D. Dehydration process
4 Which of the following acid can be used as a catalyst in Friedel Craft's reactions
A. AlCl3
B. HNO3
C. BeCl2
D. NaCl
5 During Nitration of Benzene the active nitrating agent is
A. NO3
B. NO2+
C. NO2
D. HNO3
6 Which of the following is Ortho and Para directing group
A. -I
B. -CHO
C. -COR
D. -NH2
7 The benzene molecule contains
A. three double bonds
B. two double bonds
C. one double bond
D. delocalized pie-electron charge
8 Which one of the following species is meta director if present at benzene ring.
A. -NO2
B. -Cl
C. -CH3
D. -OH
9 Biphenyl is
A. Monocyclic aromatic compound
B. Polyclic aromatic compound
C. Polycyclic fused ring compound
D. Alicyclic compound
10 m-choronitro benzene is prepared by
A. Nitration of chlorobenzene
B. Nitration of Benzene
C. Chlorination of Nitrobenzene
D. Nitration of m-chlorobenzene

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