Solid State MCQs | Question – Paper 6


Topic: Solid State, Test No.: 06, Total MCQs: 10

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Question 1
The number of carbon atoms per unit cell of diamond unit cell is [NEET 2013]
A
8
B
6
C
4
D
2
Question 2
The efficiency of packing is 68% in
A
hcp structure
B
ccp structure
C
fcc structure
D
bcc structure
Question 3
The ionic radii of Rb+ and I are 1.46Å and 2.16Å respectively. The most probable type of structure exhibited by it is
A
NaCl type
B
ZnS type
C
CsCl type
D
CaF2 type
Question 4
The number of atoms per unit cell of bcc structure is
A
1
B
2
C
4
D
6
Question 5
The number of hexagonal faces that are present in truncated octahedron is
A
14
B
12
C
10
D
8
Question 6
The number of tetrahedral voids in the unit cell of a face centred cubic lattice of similar atoms is
A
4
B
6
C
8
D
10
Question 7
The radius ratio in CsCl is 0.93. The expected lattice structure is
A
octahedral
B
square planar
C
tetrahedral
D
body centred cubic
Question 8
The unit cell of a binary alloy composed of A and B metals, has a ccp structure with A atoms occupying the corners and B atoms occupying the centres of each face of the cube. If during the crystallization of this alloy, in the unit cell, two A atoms are missing, the overall composition per unit cell is
A
AB6
B
AB4
C
AB8
D
AB24
Question 9
The white ZnO turns yellow on heating because of
A
Frenkel defect
B
Metal excess defect
C
Metal deficiency defect
D
Schottky defect
Question 10
Three elements A, B and C crystalise into a cubic solid lattice. Atoms A occupy the corners, B occupies the cube centres and C occupies the edges. The formula of the compound is
A
ABC
B
ABC2
C
ABC3
D
ABC4
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