NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 348 - 353 of 1258

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Question number: 348

» Hydrogen » Structure, Preparation, Reactions and Uses of Hydrogen Peroxide

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MCQ▾

Question

, what is A and B in this reaction, which is an orange colored compound?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 349

» Atomic Structure » De-Broglie's Relationship

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MCQ▾

Question

The wavelength of a 150 g rubber ball moving with velocity 50 m sec-1 is -

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 350

» States of Matter » Gaseous State » Gas Laws - Boyle's Law, Charle's Law, Graham's Law of Diffusion

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MCQ▾

Question

An ideal gas is one which obeys?

Choices

Choice (4) Response

a.

Boyle’s law

b.

Charles law

c.

all gas laws

d.

avagadro’s law

Question number: 351

» Hydrogen » Physical and Chemical Properties of Water

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MCQ▾

Question

Which of the following statement is not correct regarding the properties of water?

Choices

Choice (4) Response

a.

Temporary hard water did not change on boiling

b.

Hydrogen bonding is present

c.

Soft water lathers with soap but not hard water

d.

Question does not provide sufficient data or is vague

Question number: 352

» Hydrogen » Isotopes

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Question

Which one of the following the correct order of enthalpy of vaporization?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 353

» States of Matter » Gaseous State » Concept of Average, Root Mean Square and Most Probable Velocities

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MCQ▾

Question

At what temperature is the average velocity of O2 molecule equal to the root mean square velocity at 27℃?

Choices

Choice (4) Response

a.

68℃

b.

80.57℃

c.

76.75℃

d.

98.4℃