NEET (National Eligibility cum Medical Entrance Test) Chemistry: Questions 378 - 385 of 1145

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Question number: 378

» States of Matter » Liquid State » Properties of Liquids

MCQ▾

Question

The freezing point of a liquid is affected by the change of?

Choices

Choice (4) Response

a.

Temperature

b.

External pressure

c.

Internal pressure

d.

None of the above

Question number: 379

» States of Matter » Gaseous State » Ideal Gas Equation

MCQ▾

Question

In general gas equation, Equation , V is the volume of?

Choices

Choice (4) Response

a.

One mole of a gas

b.

any amount of gas

c.

one gram of a gas

d.

n moles of a gas

Question number: 380

» Atomic Structure » De-Broglie's Relationship

MCQ▾

Question

Calculate the wavelength of a moving electron having 4.55 x 10-25 J of kinetic energy -

Choices

Choice (4) Response

a.

6.27 x 1 Equation meter

b.

7.27 x 1 Equation meter

c.

12.27 x1 Equation meter

d.

6.27 x 1 Equation meter

Question number: 381

» States of Matter » Liquid State » Viscosity

MCQ▾

Question

With increasing molecular mass of liquid, the viscosity?

Choices

Choice (4) Response

a.

Increases

b.

Decreases

c.

No effect

d.

All of the above

Question number: 382

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

MCQ▾

Question

The volume strength of 1.5 N hydrogen peroxide solutions is?

Choices

Choice (4) Response

a.

8.8

b.

5.2

c.

4.8

d.

8.4

Question number: 383

» Hydrogen » Preparation, Properties and Uses of Hydrogen

MCQ▾

Question

In Bosch’s process which of the following gas is used for the production of hydrogen?

Choices

Choice (4) Response

a.

Water gas

b.

Natural gas

c.

Coal gas

d.

Producer gas

Question number: 384

» States of Matter » Liquid State » Viscosity

MCQ▾

Question

Viscosity is the property of which of the following type of compounds?

Choices

Choice (4) Response

a.

liquids

b.

Solids

c.

gases

d.

None of the above

Question number: 385

» Atomic Structure » Heisenberg Uncertainty Principle

MCQ▾

Question

Uncertainty is possible in a particle of 25g in space Equation uncertainty in velocity is-

Choices

Choice (4) Response

a.

1.1×10 - 28

b.

Equation

c.

Equation

d.

Equation

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