Hydrocarbons Test

Result

Hydrocarbons Test - 17

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Weekly Quiz Competition

Question 1
4 / -1

Ethyl benzene cannot be prepared by

A
Wurtz reaction

B
Wurtz-Fittig reaction

C
Friedel-Craft's reaction

D
Clemmensen reduction
Question 2
4 / -1

By passing excess Cl₂ (g) in boiling toluene, which one of the following compounds is exclusively formed

A

B

C

D

Solution
Question 3
4 / -1

Friedel-Craft' s reaction using MeCl and anhydrous AlCl₃ will take place most efficiently with

A
benzene

B
nitrobenzene

C
acetophenone

D
toluene

Solution
Question 4
4 / -1

o-toluic acid on reaction with Br₂ + Fe gives

A

B

C

D

Solution
Question 5
4 / -1

Which one of these is not true for benzene?

A
It forms only one type of monosubstituted product

B
There are three carbon-carbon single bonds and three carbon-carbon double bonds

C
The heat of hydrogenation of benzene is less than the theoretical value

D
The bond angle between the carbon-carbon bonds is 120°

Solution
Question 6
4 / -1

Benzene on treatment with a mixture of conc. HNO₃ and conc. H₂ SO₄ at 100°C gives

A
nitrobenzene

B
m-dinitrobenzene

C
p-dinitrobenzene

D
o-dinitrobenzene

Solution
Question 7
4 / -1

A
C₆H₅OH

B
C₆H₆

C
C₆H₅COONa

D
C₆H₅ONa

Solution
Question 8
4 / -1

The carbon-carbon bond length in benzene is

A
in between C₂H₆ and C₂H₄

B
same as in C₂H₄

C
in between C₂H₆ and C₂ H₂

D
in between C₂H₄ and C₂H₂
Question 9
4 / -1

The carbon-carbon bond distance in benzene is

A
longer than a C—C single bond

B
longer than a C=C double bond

C
shorter than a C=C double bond

D
shorter than a C=C triple bond
Question 10
4 / -1

An aromatic compound X with molecular formula C₈H₁₀ produces on nitration one mononitro derivative and three dinitro derivatives.Compound X would be

A
ethyl benzene

B
m-xylene

C
o-xylene

D
p-xylene

Solution