Engineering Chemistry Electrophilic Substitution Reaction 1 Online Exam Quiz
Engineering Chemistry Electrophilic Substitution Reaction 1 GK Quiz. Question and Answers related to Engineering Chemistry Electrophilic Substitution Reaction 1. MCQ (Multiple Choice Questions with answers about Engineering Chemistry Electrophilic Substitution Reaction 1
Fuming sulphuric acid is the solution of _________% SO3 in conc. H2SO4.
Options
A : 10
B : 9
C : 8
D : 7
The product of Friedel-Crafts Acylation reactions are ___________
Options
A : Alkylbenzene
B : Alkylamine
C : Arylketone
D : Halobenzene
Which of the following act as catalysis in the nitration of benzene?
Options
A : Conc. HCl
B : Dil. HCl
C : Conc. H2SO4
D : Dil. H2SO4
How will you convert benzene into n-propyl benzene?
Options
A : Friedel-Crafts Alkylation
B : Friedel-Crafts Acylation
C : Friedel-Crafts Alkylation followed by clemmensen reduction
D : Friedel-Crafts Acylation followed by clemmensen reduction
Which of the following is rate determining step in electrophilic substitution reaction?
Options
A : Generation of electrophile
B : Attack by an electrophilic reagent on benzene ring
C : Formation of product
D : All of the mentioned
The reaction in which benzene reacts with alkyl halide in the presence of a lewis acid as a catalyst to produce alkylbenzene is known as ___________
Options
A : Nitration
B : Halogenation
C : Friedel-Crafts Acylation
D : Friedel-Crafts Alkylation
Which of the following act as electrophile in halogenation?
Options
A : Nitronium ion
B : Sulphonium ion
C : Halonium ion
D : Acylium ion
Aromatic bromination catalyzed by the Lewis acid thalium acetate gives ___________
Options
A : Para isomer
B : Ortho isomer
C : Meta isomer
D : Para and ortho isomer
Which of the following is the necessary condition for desulphonation?
Options
A : Remove volatile hydrocarbon by steam distillation
B : Low concentration of water
C : High concentration of sulphonating agent
D : A large excess of fuming sulphuric acid
Which of the following is not a product of the reaction of benzene with CH3Cl and AlCl3?
Options
A : Toulene
B : Isopropyl benzene
C : O-xylene
D : P-xylene
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