NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 599 - 605 of 1258

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Question number: 599

» Organic Compounds with Oxygen » Aldehyde and Ketones » Relative Reactivities of Aldehydes and Ketones

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MCQ▾

Question

Write the possible product of the following reaction

Reaction of Cyclo-hexanone with hydroxylamine hydrochloride

Reaction of Cyclo-Hexanone with Hydroxylamine Hydrochloride

Find the possible products produce by reaction of Cyclo-hexanone with hydroxylamine hydrochloride

Choices

Choice (4)Response

a.

Cyclo hexane

b.

Cyclo hexene

c.

Caprolactum

d.

Cyclohexanol

Question number: 600

» Organic Compounds with Oxygen » Aldehyde and Ketones » Relative Reactivities of Aldehydes and Ketones

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MCQ▾

Question

The reagent, which both acetaldehyde and acetone reacts easily, is?

Choices

Choice (4)Response

a.

Grignard reagent

b.

Fehling’s solution

c.

Tollen’s reagent

d.

Schiff’s reagent

Question number: 601

» Organic Compounds with Oxygen » Aldehyde and Ketones » Acidity of Hydrogen

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MCQ▾

Question

Which one of the following is reduced with Zn, Hg and HCl acid to give the corresponding hydrocarbon?

Choices

Choice (4)Response

a.

Ethyl acetate

b.

Butan-2-one

c.

Acetamide

d.

Acetic acid

Question number: 602

» Organic Compounds with Oxygen » Aldehyde and Ketones » Acidity of Hydrogen

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MCQ▾

Question

In which of the following compounds, the methylene hydrogens are the most acidic?

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 603

» Organic Compounds with Oxygen » Aldehyde and Ketones » Aldol Condensation

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MCQ▾

Question

Aldol condensation between which of following compounds is followed by dehydration gives methyl vinyl ketone?

Choices

Choice (4)Response

a.

Formaldehyde and acetaldehyde

b.

Two molecules of acetone.

c.

Formaldehyde and acetone

d.

Two molecules of acetaldehyde

Question number: 604

» Organic Compounds with Oxygen » Aldehyde and Ketones » Haloform Reaction

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MCQ▾

Question

A compound that gives a positive iodoform test is?

Choices

Choice (4)Response

a.

Pentan-1-ol

b.

Pentan-3-one

c.

Pentan-2-one

d.

Pentanal

Question number: 605

» Organic Compounds with Oxygen » Aldehyde and Ketones » Acidity of Hydrogen

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MCQ▾

Question

The best reagent to convert pent-3-en-2-ol into pent-3-en-2-one is?

Choices

Choice (4)Response

a.

Chromic anhydride in glacial acetic acid

b.

Acidic dichromate

c.

Acidic permanganate

d.

Pyridine chloro chromate

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