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

Which compound is the most reactive

Question # 2

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

Question # 3

Which compound is the more reactive

Question # 4

The compound which can not be nitrated easily.

Question # 5

During nitration of benzene, the active nitrating agent is

Question # 6

Benzene cannot undergo

Question # 7

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

Question # 8

The benzene molecule contains.

Question # 9

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

Question # 10

Which makes a molecule more stable.

Question # 11

Which catalyst is used Friedel Crafts reactions

Question # 12

Effect of substituent on benzene ring is due to

Question # 13

Main source of aromatic compound is

Question # 14

The number of possible isomers of xylene are

Question # 15

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

Question # 16

Aromatic compounds burns with sooty flame because.

Question # 17

The electrophile in Aromatic sulphonation 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 Aromatic hydro carbon are the derivatives of
A. Normal series of paraffins
B. Alkene
C. Benzene
D. Cyclohexane
2 Which group when attached with benzene increases electron density of ring.
A. -COOH
B. -NO
C. -CHO
D. -CH3
3 Which catalyst is used Friedel Crafts reactions
A. AlCl3
B. BeCl2
C. NaCl
D. HNO3
4 m-choronitro benzene is prepared by
A. Nitration of chlorobenzene
B. Nitration of Benzene
C. Chlorination of Nitrobenzene
D. Nitration of m-chlorobenzene
5 Which of the following species is ortho and para director.
A. CHO
B. SO3H
C. NO2
D. Cl
6 The number of possible isomers of xylene are
A. 2
B. 3
C. 4
D. 5
7 Hydrolysis of benzene sulphonic acid with superheated steam or by boiling with dil HCl gives.
A. Toluene
B. Benzene
C. Xylene
D. Chlorobenzene
8 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
9 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
10 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

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