NEET Chemistry: Questions 430 - 436 of 677

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Question number: 430

» Atomic Structure » Hund's Rule

MCQ▾

Question

The total spin resulting from a d5 configuration is –

Choices

Choice (4) Response
a.

1

b.

52

c.

2

d.

32

Question number: 431

» States of Matter » Gaseous State » Kinetic Theory of Gases

MCQ▾

Question

If the temperature of 1 mole of a gas is increased by 50 ℃, calculate the change in kinetic energy of the system?

Choices

Choice (4) Response
a.

767.3 J

b.

623.5 J

c.

62.33 J

d.

6230 J

Question number: 432

» Hydrogen » Preparation, Properties and Uses of Hydrogen

MCQ▾

Question

In which of the following reactions does hydrogen acts as an oxidizing agent?

Choices

Choice (4) Response
a.

H2+F2

b.

H2+SiCl4

c.

Na+H2

d.

H2+CuO

Question number: 433

» Hydrogen » Physical and Chemical Properties of Water

MCQ▾

Question

Heavy water is used in atomic reactor as?

Choices

Choice (4) Response
a.

Neither coolant nor moderator

b.

Coolant

c.

Moderator

d.

Moderator and coolant

Question number: 434

» Hydrogen » Physical and Chemical Properties of Water

MCQ▾

Question

Calgon is an industrial name given to?

Choices

Choice (4) Response
a.

Sodium meta- aluminate

b.

Hydrated sodium aluminium silicate

c.

Sodium phosphate

d.

Sodium hexameta phosphate

Question number: 435

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

MCQ▾

Question

A substance liberates oxygen on heating and turns an acidic solution of KI brown and reduces acidified KMnO4 solution. The substance is?

Choices

Choice (4) Response
a.

H2O2

b.

CuO

c.

HgO

d.

KNO3

Question number: 436

» States of Matter » Gaseous State » Kinetic Theory of Gases

MCQ▾

Question

The kinetic theory of gases predicts that the total kinetic energy of a gas depends on?

Choices

Choice (4) Response
a.

Pressure, temperature and volume of the gas

b.

Temperature of the gas

c.

volume of the gas

d.

pressure of the gas

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