Alkyl Halides Quiz Online

Alkyl Halides concepts are essential to learning for every level in chemistry courses. Here, we have compiled many Alkyl Halides quizzes free for students of grades 11 and 12. We hope you will find this very useful for your regular exam preparations and entry tests at undergraduate levels, particularly for medical and engineering students (MDCAT, ECAT, NUST, NUMS, JEE, NEET).

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Results

#1. Which alkyl halide out of the following may follow both SN1 and SN2 mechanism?

(CH3)2 CH – X

(CH3)2 CH – X

CH3-X

CH3-X

(CH3)3 C – X

(CH3)3 C – X

(CH3)3 C-CH2 – X

(CH3)3 C-CH2 – X

#2. In elimination reactions of alkyl halide which site is more susceptible for the attack of base:

– carbon

– carbon

– hydrogen

– hydrogen

– oxygen

– oxygen

– chlorine

– chlorine

#3. When two moles of ethyl chloride react with two moles of sodium in the presence of ether what will be formed?

1 mole of ethane

1 mole of ethane

2 moles of ethane

2 moles of ethane

1 mole of butane

1 mole of butane

2 moles of butane

2 moles of butane

#4. The ether used in Wurtz synthesis is

Basic

Basic

Dry

Dry

Aqueous

Aqueous

Acidic

Acidic

#5. When CO2 is made to react with ethyl magnesium iodide followed by acid hydrolysis the product formed is:

Propanal

Propanal

Propane

Propane

Propanoic acid

Propanoic acid

Propanol

Propanol

#6. The Grignard reagent is reactive due to:

All

All

The presence of magnesium atom

The presence of magnesium atom

The presence of a halogen atom

The presence of a halogen atom

The polarity of the C-Mg bond

The polarity of the C-Mg bond

#7. The SN2 reaction can be best carried out with:

All

All

Primary alkyl halide

Primary alkyl halide

Tertiary alkyl halide

Tertiary alkyl halide

Secondary alkyl halide

Secondary alkyl halide

#8. Elimination bimolecular reactions involve:

Zero order kinetics

Zero order kinetics

Second order kinetics

Second order kinetics

Third order kinetics

Third order kinetics

First order kinetics

First order kinetics

#9. For which mechanisms the first step involved is the same?

E1 and SN1

E1 and SN1

E2 + SN2

E2 + SN2

SN1 and SN2

SN1 and SN2

E1 + E2

E1 + E2

#10. The rate of E1 reaction depends upon:

The concentration of substrate

The concentration of substrate

Base the concentration of substrate as well as a nucleophile

Base the concentration of substrate as well as a nucleophile

The concentration of nucleophile

The concentration of nucleophile

The concentration of substrate as well as the nucleophile

The concentration of substrate as well as the nucleophile

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