States of Matter-Solid State (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry): Questions 22 - 28 of 53

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Question number: 22

» States of Matter » Solid State » Imperfection in Solids

MCQ▾

Question

In a solid lattice, the cation has left a lattice site and is located at an interstitial position. The lattice defect is?

Choices

Choice (4) Response

a.

Vacancy defect

b.

Frenkel defect

c.

Schottky defect

d.

Interstitial defect

Question number: 23

» States of Matter » Solid State » Electrical, Magnetic and Dielectric Properties

MCQ▾

Question

Which of the following metal oxides shows anti-ferromagnetic properties?

Choices

Choice (4) Response

a.

MnO2

b.

NiO

c.

CrO2

d.

Both a. and b. are correct

Question number: 24

» States of Matter » Solid State » Classification of Solids

MCQ▾

Question

The number of crystal systems known is?

Choices

Choice (4) Response

a.

7

b.

6

c.

8

d.

5

Question number: 25

» States of Matter » Solid State » Packing in Solids (Fcc, Bcc and Hcp Lattices)

MCQ▾

Question

The number of atoms per unit cell in a simple cubic, face centered cubic and body centered cubic are?

Choices

Choice (4) Response

a.

1,4, 2

b.

4,1, 2

c.

2,4, 1

d.

4,8, 2

Question number: 26

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

MCQ▾

Question

Bragg’s law is given by the following equation?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 27

» States of Matter » Solid State » Imperfection in Solids

MCQ▾

Question

In potassium chloride crystal, what type of defects may arise generally?

Choices

Choice (4) Response

a.

Fankels defect

b.

Shottky defect

c.

None of the above

d.

All of the above

Question number: 28

» States of Matter » Solid State » Calculations Involving Unit Cell Parameters

MCQ▾

Question

A unit cell of sodium chloride has four formula units. The edge length of unit cell is 0.64 nm. What is the density of sodium chloride?

Choices

Choice (4) Response

a.

5.34 g/cm3

b.

3.22 g/cm3

c.

7.23 g/cm3

d.

2.16 g/cm3

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