States of Matter-Solid State (NEET Chemistry): Questions 47 - 53 of 53

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Question number: 47

» States of Matter » Solid State » Unit Cell and Lattices

MCQ▾

Question

In the crystal of CsCl, the nearest neighbors of each Cs ion are?

Choices

Choice (4) Response

a.

8 chloride ions

b.

6 chloride ions

c.

8 Cs ions

d.

6 Cs ions

Question number: 48

» States of Matter » Solid State » Ionic

MCQ▾

Question

A particular solid is very hard and has a high melting point. In solid state it is a non conductor of electricity. Classify the solid?

Choices

Choice (4) Response

a.

Amorphous

b.

Metallic

c.

Molecular

d.

Ionic

Question number: 49

» States of Matter » Solid State » Bragg's Law and Its Applications

MCQ▾

Question

X-rays of wavelength 1.54 A0 strike a crystal and are observed to be deflected at an angle of 22.5°. Assuming that n = 1, calculate the spacing between the planes of atoms that are responsible for this reflection?

Choices

Choice (4) Response

a.

4.2 A°

b.

3.71 A°

c.

2.01 A°

d.

3.1 A°

Question number: 50

» States of Matter » Solid State » Unit Cell and Lattices

MCQ▾

Question

In the simple cubic structure, what will be the contribution of atoms per unit cell?

Choices

Choice (4) Response

a.

3

b.

1

c.

2

d.

4

Question number: 51

» States of Matter » Solid State » Ionic

MCQ▾

Question

How many chloride ions are there around sodium ion in sodium chloride crystal?

Choices

Choice (4) Response

a.

3

b.

8

c.

4

d.

6

Question number: 52

» States of Matter » Solid State » Voids

MCQ▾

Question

Which of the following crystal has the Antifluorite structure?

Choices

Choice (4) Response

a.

Na2O

b.

HgS

c.

AgCl

d.

AgI

Question number: 53

» States of Matter » Solid State » Classification of Solids

Appeared in Year: 2016

MCQ▾

Question

The decomposition of phosphine (PH3) on tungsten at low pressure is a first-order reaction. It is because the

Choices

Choice (4) Response

a.

Rate is inversely proportional to the surface coverage

b.

Rate is proportional to the surface coverage

c.

Rate is independent of the surface coverage

d.

Rate of decomposition is very slow

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