Hydrocarbons-Preparation, Properties and Reactions (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry): Questions 1 - 3 of 3

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Question number: 1

» Hydrocarbons » Preparation, Properties and Reactions

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Assertion-Reason▾

Question

Assertion (Ꭺ)

Melting point of n-butane is higher than propane.

Reason (Ꭱ)

It is called oscillation effect.

Choices

Choice (4) Response

a.

Ꭺ is true but Ꭱ is false

b.

Ꭺ is false but Ꭱ is true

c.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

d.

Both Ꭺ and Ꭱ are false

Question number: 2

» Hydrocarbons » Preparation, Properties and Reactions

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Assertion-Reason▾

Question

Assertion (Ꭺ)

Cyclobutan is less stable than cyclopentane

Reason (Ꭱ)

Presence of bent bonds causes “loss of orbital overlap”.

Choices

Choice (4) Response

a.

Ꭺ is false but Ꭱ is true

b.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

c.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

d.

Ꭺ is true but Ꭱ is false

Question number: 3

» Hydrocarbons » Preparation, Properties and Reactions

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MCQ▾

Question

Which of the following compounds cannot be prepared by Wurtz reaction?

(1)

Which Compound cannot be prepared by Wurtz reaction

Which Compound Cannot Be Prepared by Wurtz Reaction

Which Compound cannot be prepared by Wurtz reaction

(2) CH3CH3

(3) (CH3) 2CHCH3

(4) CH3CH2CH2CH3

Which is the correct choice?

Choices

Choice (4) Response

a.

1 and 3 are correct

b.

2 and 4 are correct

c.

1 and 2 are correct

d.

1,2 and 3 are correct

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