This chapter is currently out of syllabus
1
COMEDK 2023 Morning Shift
MCQ (Single Correct Answer)
+1
-0
Out of Syllabus

$$\mathrm{NaCl}$$ has face centred structure with edge length equal to $$361 \mathrm{~pm}$$. The radius is

A
$$127.6 \mathrm{~pm}$$
B
$$180.5 \mathrm{~pm}$$
C
$$64 \mathrm{~pm}$$
D
$$160.5 \mathrm{~pm}$$
2
COMEDK 2022
MCQ (Single Correct Answer)
+1
-0
Out of Syllabus

Doping of silicon (Si) with indium (In) leads to the formation of

A
n-type semiconductor
B
metal
C
p-type semiconductor
D
insulator
3
COMEDK 2022
MCQ (Single Correct Answer)
+1
-0
Out of Syllabus

Which of the following show both Frenkel and Schottky defect?

A
ZnS
B
AgBr
C
NaCl
D
AgCl
4
COMEDK 2022
MCQ (Single Correct Answer)
+1
-0
Out of Syllabus

How many atoms are present in hcp per unit cell?

A
4
B
2
C
1
D
6
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