Engineering Chemistry Nucleophilic Substitution Reaction Online Exam Quiz

Engineering Chemistry Nucleophilic Substitution Reaction GK Quiz. Question and Answers related to Engineering Chemistry Nucleophilic Substitution Reaction. MCQ (Multiple Choice Questions with answers about Engineering Chemistry Nucleophilic Substitution Reaction

Which step in SN1 reaction is a slow rate determining step?

Options

A : Attack of nucleophile

B : Formation of a racemic mixture

C : Formation of a transition state

D : All of the mentioned

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The reactivity order of alkyl halides in SN2 is ___________

Options

A : CH3 X > 10 > 20 > 30

B : CH3 X > 20 > 10 > 30

C : CH3 X > 30 > 10 > 20

D : CH3 X > 30 > 20 > 10

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The rate of nucleophilic substitution reactions are higher in the presence of ___________

Options

A : Electron withdrawing groups

B : Electron releasing groups

C : Both electron withdrawing and releasing groups

D : None of the mentioned

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Arrange the following in the decreasing order of leaving group in nucleophilic substitution reaction.

Options

A : H– > Cl– > HO– > Br– > CH3COO–

B : Cl– > Br– > HO– > H– > CH3COO–

C : Cl– > Br– > CH3COO – > HO– > H–

D : HO– > CH3COO – > H– > Br– > Cl–

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Which of the following drastic condition is required for the substitution in haloarenes?

Options

A : High temperature

B : High pressure

C : Strong concentrated reagent

D : All of the mentioned

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The functional group in alkyl halide is ___________

Options

A : Hydroxyl group

B : Halogen atom

C : Inert gas

D : All of the mentioned

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When the nucleophile :OR attacks the RX, the resultant product will be ___________

Options

A : R – OH

B : ROR

C : R:CN

D : RNHR

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The atom which defines the structure of a family of organic compounds and their properties is called ___________

Options

A : Resonating structure

B : Homologous structure

C : Functional group

D : Nucleophile

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Reaction of alcohol with SOCl2 is ___________

Options

A : SN1

B : SN2

C : SNAr

D : SNi

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Which of the following reactions are favoured by polar aprotic solvent?

Options

A : SN1 reactions

B : SN2 reactions

C : Both SN1 and SN1 reactions

D : None of the mentioned

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