Alpha Question Bank for Engineering: Chemistry>Chapter 7 - Solid State>Exercise-1>Q 25

EASY

JEE Main/Advance

IMPORTANT

Earn 100

The smallest repeating pattern which when repeated in three dimensions results in the crystal of the substance is called

37.5% studentsanswered this correctly

Important Questions on Solid State

EASY

JEE Main/Advance

IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 7 - Solid State>Exercise-1>Q 27

Which of the following are the correct axial distance and axial angles for the rhombohedral system?

MEDIUM

JEE Main/Advance

IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 7 - Solid State>Exercise-1>Q 29

The crystal system of a compound with unit cell dimensions

a = 0.387, b = 0.387

and

c = 0.504 nm

and

α = β = 90 °

and

γ = 120 °

is

EASY

JEE Main/Advance

IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 7 - Solid State>Exercise-1>Q 31

A metal crystallizes in a body centred cubic lattice (

bcc

) with the edge of the unit cell

5.2 A °

. The distance between the two nearest neighbour is:

MEDIUM

JEE Main/Advance

IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 7 - Solid State>Exercise-1>Q 32

At room temperature, Polonium crystallises in cubic primitive cell. If edge length is $3.0 A °$ . Calculate the theoretical density of $Po$ . (Atomic wt of $P_{0} = 207 g$ )

MEDIUM

JEE Main/Advance

IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 7 - Solid State>Exercise-1>Q 33

Lithium crystallizes in a body centred cubic lattice. How many next-nearest neighbors does each

Li

have?

MEDIUM

JEE Main/Advance

IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 7 - Solid State>Exercise-1>Q 34

Consider a body-centered cubic (BCC) arrangement, let

d_{e}, d_{f d}, d_{b d}

be the distances between successive atoms located along the edge, the face-diagonal, the body diagonal respectively in a unit cell. Their order is given by

EASY

JEE Main/Advance

IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 7 - Solid State>Exercise-1>Q 35

How many number of atoms are completely inside the

HCP

unit cell?

MEDIUM

JEE Main/Advance

IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 7 - Solid State>Exercise-1>Q 36

The shortest distance between

I^{st}

and

V^{th}

layer of

HCP

arrangement is: