States of Matter-Solid State (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry): Questions 1 - 7 of 53

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Question number: 1

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

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MCQ▾

Question

The formula for the calculation of heat evolved in water calorimeter?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 2

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

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MCQ▾

Question

Which one of the following can be determined by using Born-Haber cycle?

Choices

Choice (4) Response

a.

Enthalpy

b.

Heat capacity

c.

Lattice energy

d.

Internal energy

Question number: 3

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

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MCQ▾

Question

The density of KCl is 1.9893g/cm3 and the length of a side of unit cell is 6.2908 A° as determined by X-ray diffraction. Calculate the value of Avogadro’s number?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 4

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

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MCQ▾

Question

How many elements of symmetry will be possessed by a cubic crystal?

Choices

Choice (4) Response

a.

16

b.

21

c.

34

d.

23

Question number: 5

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

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MCQ▾

Question

The packing fraction of the element that crystallizes in simple cubic arrangement is?

Choices

Choice (4) Response

a.

π/6

b.

π/4

c.

π/2

d.

π/3

Question number: 6

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

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MCQ▾

Question

An element ‘A’ has face centered cubic structure with edge length equal to 361 pm. The apparent radius of atom ‘A’ is?

Choices

Choice (4) Response

a.

127.6 pm

b.

180.2 pm

c.

160.5 pm

d.

64 pm

Question number: 7

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

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MCQ▾

Question

How many init cells are present in 39 grams of potassium that crystallizes in body-centered cubic structure?

Choices

Choice (4) Response

a.

0.5

b.

c.

0.75

d.

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