NEET Chemistry: Questions 437 - 443 of 1110

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Question number: 437

» States of Matter » Liquid State » Surface Tension

MCQ▾

Question

The rise of liquid in a capillary tube is due to?

Choices

Choice (4) Response

a.

osmosis

b.

diffusion

c.

viscosity

d.

surface tension

Question number: 438

» Atomic Structure » Shapes of S, P and D - Orbitals

MCQ▾

Question

The orbital having m=2 should not be present in the following sub-shell

Choices

Choice (4) Response

a.

d

b.

g

c.

f

d.

p

Question number: 439

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

MCQ▾

Question

When 50 % solution of H2SO4 is electrolyzed by passing a current of high density at low temperature the main products of electrolysis are?

Choices

Choice (4) Response

a.

Hydrogen and peroxy disulphuric acid

b.

H2 and SO2

c.

O2 and peroxy disulphuric acid

d.

Oxygen and Hydrogen

Question number: 440

» Hydrogen » Physical and Chemical Properties of Water

MCQ▾

Question

What is the degree of hardness f sample of water containing 24 mg of MgSO4 (molecular mass 120) per kg of water?

Choices

Choice (4) Response

a.

20 ppm

b.

10 ppm

c.

25 ppm

d.

15 ppm

Question number: 441

» States of Matter » Gaseous State » Ideal Gas Equation

MCQ▾

Question

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

Choices

Choice (4) Response

a.

The pressure

b.

The temperature of the gas

c.

The nature of the gas

d.

The units of measurement

Question number: 442

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

MCQ▾

Question

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

Choices

Choice (4) Response

a.

1.128:1:1.224

b.

1:1.128:1.224

c.

1.221:1.128:1

d.

1:1.224:1.128

Question number: 443

» Hydrogen » Preparation, Properties and Uses of Hydrogen

MCQ▾

Question

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

Choices

Choice (4) Response

a.

Electrolysis

b.

Lane’s process

c.

Steam-reforming process

d.

Bosch’s process

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