NEET Chemistry: Questions 364 - 370 of 941

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Question number: 364

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

MCQ▾

Question

What is the composition of perhydrol?

Choices

Choice (4) Response

a.

30 % H2O2

b.

20 % D2O

c.

3 % H2O2

d.

All of the above

Question number: 365

» Hydrogen » Position of Hydrogen in Periodic Table

MCQ▾

Question

Hydrogen resembles halogens in many respects for which several factors are responsible. Which one of the following factor is most important in this aspect?

Choices

Choice (4) Response

a.

Its small size

b.

Its low negative electron gain enthalpy

c.

Its tendency to lose an electron

d.

Its tendency to gain electron to get stable configuration

Question number: 366

» States of Matter » Gaseous State » Gas Laws - Boyle's Law, Charle's Law, Graham's Law of Diffusion

MCQ▾

Question

Which of the following is the correct gas equation?

Choices

Choice (4) Response

a.

V1P1V1=V2P2V2

b.

P1V1P2V2=T1T2

c.

T2V1P1=T1V2P2

d.

All of the above

Question number: 367

» Hydrocarbons » Alkanes » Introduction

MCQ▾

Question

For the complete combustion of 8 ml of an alkane 40 ml of O2 is required. What is the hydrocarbon?

Choices

Choice (4) Response

a.

Methane

b.

Ethane

c.

Butane

d.

Propane

Question number: 368

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

MCQ▾

Question

25 ml H2O2 on treatment with excess of acidified KI solution liberates iodine. Liberated iodine requires 20 ml of 0.3N Na2S2O3 solution. Calculate volume strength of H2O2 solution?

Choices

Choice (4) Response

a.

1.344

b.

2.34

c.

1.77

d.

0.24

Question number: 369

» Hydrogen » Physical and Chemical Properties of Water

MCQ▾

Question

The bond angle of water molecule is?

Choices

Choice (4) Response

a.

102.50

b.

109.50

c.

104.50

d.

107.50

Question number: 370

» States of Matter » Liquid State » Viscosity

MCQ▾

Question

The mathematical expression for vapour pressure is?

Choices

Choice (4) Response

a.

PR=CT

b.

PC=RT

c.

CR/T=P

d.

P = CRT

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