NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 441 - 446 of 1258

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Question number: 441

» States of Matter » Gaseous State » Ideal Gas Equation

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MCQ▾

Question

In the equation of ideal gas , the value of universal gas constant would depend on?

Choices

Choice (4) Response

a.

The nature of the gas

b.

The units of measurement

c.

The pressure

d.

The temperature of the gas

Question number: 442

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

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MCQ▾

Question

Most probable speed, average speed and rms speed are related as?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 443

» Hydrogen » Preparation, Properties and Uses of Hydrogen

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MCQ▾

Question

In manufacturing of hydrogen, which of the following process involves “gassing reaction”?

Choices

Choice (4) Response

a.

Bosch’s process

b.

Lane’s process

c.

Electrolysis

d.

Steam-reforming process

Question number: 444

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

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MCQ▾

Question

Calculate the pressure exerted by 1023 gas molecules each of mass 10-22 g in a container of volume 1 litre, the rms speed is 105cm s-1?

Choices

Choice (4) Response

a.

3.33×107 dyne cm-2

b.

33.0×107 dyne cm

c.

3.56 cm-2

d.

All of the above

Question number: 445

» Hydrogen » Preparation, Properties and Uses of Hydrogen

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MCQ▾

Question

Abundance of hydrogen in the earth’s atmosphere is very small. Because?

Choices

Choice (4) Response

a.

Hydrogen readily combined with oxygen of atmosphere

b.

The earth’s gravity is weak to hold light molecules

c.

Hydrogen is inflammable

d.

Hydrogen is diatomic in nature

Question number: 446

» Hydrogen » Preparation, Properties and Uses of Hydrogen

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MCQ▾

Question

Pure hydrogen is obtained by carrying electrolysis of?

Choices

Choice (4) Response

a.

Water containing sodium hydroxide

b.

Barium hydroxide solution

c.

Water containing sulphuric acid

d.

KOH solution