States of Matter-Solid State (NEET Chemistry): Questions 40 - 46 of 52

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Question number: 40

» States of Matter » Solid State » Voids

MCQ▾

Question

What is the general formula of compound having spinel structure?

Choices

Choice (4) Response

a.

AB2O2

b.

AB2O3

c.

AB3O4

d.

AB2O4

Question number: 41

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

MCQ▾

Question

The unit cell cube length for LiCl is 5.14 A°. Assuming anion-anion contact, calculate the ionic radius for chloride ion?

Choices

Choice (4) Response

a.

2.34 A°

b.

1.45 A°

c.

2.45 A°

d.

1.82 A°

Question number: 42

» States of Matter » Solid State » Classification of Solids

MCQ▾

Question

Which one of the following has highest melting point?

Choices

Choice (4) Response

a.

Ionic crystal

b.

Molecular crystal

c.

Covalent crystal

d.

Amorphous crystal

Question number: 43

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

MCQ▾

Question

When Arsenic is dopped to Germanium, what will be the resulting semiconductor?

Choices

Choice (4) Response

a.

n-semiconductor

b.

p-type semiconductor

c.

Intrinsic semiconductor

d.

None of the above

Question number: 44

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

MCQ▾

Question

Which of the following ionic salts has the wurtzite type of crystal structure?

Choices

Choice (4) Response

a.

NaCl

b.

KBr

c.

ZnS

d.

CaO

Question number: 45

» States of Matter » Solid State » Covalent and Metallic Solids

MCQ▾

Question

With increasing temperature the electrical conductivity in metallic crystals is?

Choices

Choice (4) Response

a.

Do not effect

b.

Decreases

c.

Increases

d.

None of the above

Question number: 46

» States of Matter » Solid State » Imperfection in Solids

MCQ▾

Question

If molten NaCl contains little amount of CaCl2, this leads to which defect?

Choices

Choice (4) Response

a.

Frankel defect

b.

Impurity defect

c.

Metal deficiency defect

d.

Metal excess defect

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