NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 584 - 588 of 1259

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Question number: 584

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

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MCQ▾

Question

Which one of the following reagents can distinguish aldehydes and ketones?

Choices

Choice (4)Response

a.

Fehling’s solution

b.

solution

c.

d.

Question number: 585

» Organic Compounds with Oxygen » Aldehyde and Ketones » Nucleophilic Addition Reactions

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MCQ▾

Question

The product formed in the reaction is?

Imageof 2-(dichloro methyl)-4-nitrophenol with sodium hydroxide

Imageof 2- (Dichloro Methyl) -4-Nitrophenol with Sodium Hydroxide

Choices

Choice (4)Response

a.

Image reaction of 2-(dichloro methyl)-4-nitrophenol: Choice A

Image Reaction of 2- (Dichloro Methyl) -4-Nitrophenol: Choice A

b.

Image reaction of 2-(dichloro methyl)-4-nitrophenol: Choice B

Image Reaction of 2- (Dichloro Methyl) -4-Nitrophenol: Choice B

c.

Image reaction of 2-(dichloro methyl)-4-nitrophenol: Choice C

Image Reaction of 2- (Dichloro Methyl) -4-Nitrophenol: Choice C

d.

Image reaction of 2-(dichloro methyl)-4-nitrophenol: Choice D

Image Reaction of 2- (Dichloro Methyl) -4-Nitrophenol: Choice D

Question number: 586

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

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MCQ▾

Question

Which of the following would undergo Aldol condensation?

Choices

Choice (4)Response

a.

Pivalaldehyde

b.

Acetaldehyde

c.

Formaldehyde

d.

Trichloro acetaldehyde

Question number: 587

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

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MCQ▾

Question

Which of the following reagent can be used to distinguish 2-pentanone from 3- pentanone?

Choices

Choice (4)Response

a.

Tollens reagent

b.

Iodine dilute NaOH

c.

2.4-dinitrophenyl hydrazine

d.

NaHSO3

Question number: 588

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

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MCQ▾

Question

Acetone reacts with Iodine to form iodoform in the presence of?

Choices

Choice (4)Response

a.

Calcium carbonate

b.

Barium hydroxide

c.

Sodium hydroxide

d.

Magnesium carbonate

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