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MDCAT Chemistry Chapter 14 Chemistry of Hydrocarbons Online Test MCQs With Answers

Question # 1

Dehydrohalogenation of secondary butyI bromide will give

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Propene

1-Butene

Butene

2-Butene

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Question # 2

In the transition state of S2 mechanism reaction with alkyl halides, which of the following orbital hybridization is involved

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sp³

sp²

dsp³

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Question # 3

When 2-bromobutane reacts with alcoholic KOH, the reaction is called

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Chlorination

Halogenation

Dehydrohalogenation

Hydrogenation

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Question # 4

Correct statement about Nucleophilic substitution bimolecular is

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Transition state is formed

Inversion take place

It is two step reacticn

Both a &c

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Question # 5

Which of the following factors does not affect the SN1 rate is

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Nucleophilicity of the attacking nucleophile

Stability of the carbonium ion

Solvent system

The nature of leaving group

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Question # 6

Which of the following reactants will be required to form ethene from ethyl chloride

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_{Alcoholic KOH}

Alkaline KMnO4

Aqucous KOH

Aqucous NaOH

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Question # 7

A mixture of 1-chloropropane and 2-chloro-propane when treated with alcoholic KOH, gives

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Prop-2-ene

Isopropy lene

Propene

A mixture of prop-l-ene

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