NEET (National Eligibility cum Medical Entrance Test) Chemistry: Questions 623 - 625 of 1145

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Question number: 623

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

MCQ▾

Question

Aldehydes are first oxidation products of?

Choices

Choice (4) Response

a.

Primary alcohols

b.

Secondary alcohols

c.

Tertiary alcohols

d.

Monohydric alcohols

Question number: 624

» Organic Compounds With Oxygen » Aldehyde and Ketones » Grignard Reagent Oxidation Reduction

MCQ▾

Question

For the given reaction product Y is?

Reaction of 1-bromo-4-fluorobenzene with magnesium & dry ether

Reaction of 1-Bromo-4-Fluorobenzene With Magnesium & Dry Ether

Find the end-product produce by reaction of 1-bromo-4-fluorobenzene with magnesium and dry ether

Choices

Choice (4) Response

a.

End produced by reaction of 1-bromo-4-fluorobenzene -Choice - A

End Produced by Reaction of 1-Bromo-4-Fluorobenzene -Choice - A

Find the right end-product produce by reaction of 1-bromo-4-fluorobenzene with magnesium and dry ether

b.

End produced by reaction of 1-bromo-4-fluorobenzene -Choice - B

End Produced by Reaction of 1-Bromo-4-Fluorobenzene -Choice - B

Find the right end-product produce by reaction of 1-bromo-4-fluorobenzene with magnesium and dry ether

c.

End produced by reaction of 1-bromo-4-fluorobenzene -Choice - C

End Produced by Reaction of 1-Bromo-4-Fluorobenzene -Choice - C

Find the right end-product produce by reaction of 1-bromo-4-fluorobenzene with magnesium and dry ether

d.

End produced by reaction of 1-bromo-4-fluorobenzene -Choice - D

End Produced by Reaction of 1-Bromo-4-Fluorobenzene -Choice - D

Find the right end-product produce by reaction of 1-bromo-4-fluorobenzene with magnesium and dry ether

Question number: 625

» Organic Compounds With Oxygen » Aldehyde and Ketones » Nature of Carbonyl Group

MCQ▾

Question

Which of the following statements is wrong?

Choices

Choice (4) Response

a.

Aldehydes and ketones are good reducing agents

b.

Aldehydes are more reactive than ketones

c.

Aldehydes and ketones are polar compounds

d.

Aldehydes and ketones are reduced to alcohols.

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