NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 871 - 875 of 1258

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Question number: 871

» Atomic Structure » Photoelectric Effect

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MCQ▾

Question

The ratio of slopes of maximum kinetic energy versus frequency, and stopping potential versus frequency is photoelectric effects gives

Choices

Choice (4) Response

a.

Threshold frequency

b.

Change of electron

c.

Planck’s constant

d.

Work function

Question number: 872

» Redox Reactions & Electrochemistry » Electrochemical Cells

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Appeared in Year: 2016

MCQ▾

Question

If the for a given reaction has a negative value, which of the following gives the correct relationships for the values of and ?

Choices

Choice (4) Response

a.

0 0; 1

b.

0 ;

c.

0 0; 1

d.

0 0; 1

Question number: 873

» Chemical Bonding » Kossel - Lewis Approach

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Appeared in Year: 2016

MCQ▾

Question

Which of the following fluoro-compounds is most likely to behave as a Lewis base?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 874

» Polymers » Nylon

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Appeared in Year: 2016

MCQ▾

Question

Which one of the following structures represent nylon 6,6 polymer?

Choices

Choice (4) Response

a.

Which is structure of nylon 66: Choice A

Which is Structure of Nylon 66: Choice A

Which is structure of nylon 66

b.

Which is structure of nylon 66: Choice B

Which is Structure of Nylon 66: Choice B

Which is structure of nylon 66

c.

Which is structure of nylon 66: Choice C

Which is Structure of Nylon 66: Choice C

Which is structure of nylon 66

d.

Which is structure of nylon 66: Choice D

Which is Structure of Nylon 66: Choice D

Which is structure of nylon 66

Question number: 875

» Organic Compounds with Halogens » Preparation, Properties and Reactions

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Appeared in Year: 2016

MCQ▾

Question

Which of the following compounds shall not produce propene by reaction with HBr followed by elimination or direct only elimination reaction?

Choices

Choice (4) Response

a.

Which is not product of elimination reaction: Choice A

Which is Not Product of Elimination Reaction: Choice A

Which is not product of elimination reaction

b.

Which is not product of elimination reaction: Choice B

Which is Not Product of Elimination Reaction: Choice B

Which is not product of elimination reaction

c.

Which is not product of elimination reaction: Choice C

Which is Not Product of Elimination Reaction: Choice C

Which is not product of elimination reaction

d.

None of the above