NEET Chemistry: Questions 429 - 435 of 1145

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Question number: 429

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

MCQ▾

Question

Decolonization of acidified potassium permanganate occurs when hydrogen peroxide is added to it. This is due to?

Choices

Choice (4) Response

a.

reduction of Equation

b.

oxidation of Equation

c.

oxidation and reduction of Equation

d.

All of the above

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.

Equation

c.

2

d.

Equation

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.

Equation

b.

Equation

c.

Equation

d.

Equation

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.

Equation

b.

Equation

c.

Equation

d.

Equation

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