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1
MHT CET 2025 21st April Morning Shift
MCQ (Single Correct Answer)
+1
-0

Calculate the total number of tetrahedral and octahedral voids in 0.4 mol compound having such voids in it.

A
$2.4088 \times 10^{23}$
B
$7.2264 \times 10^{23}$
C
$4.8176 \times 10^{23}$
D
$9.6352 \times 10^{23}$
2
MHT CET 2025 20th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Calculate the volume occupied by a particle in bcc unit cell if the volume of unit cell is $8.2 \times 10^{-23} \mathrm{~cm}^3$.

A
$5.576 \times 10^{-23} \mathrm{~cm}^3$
B
$1.517 \times 10^{-23} \mathrm{~cm}^3$
C
$2.788 \times 10^{-23} \mathrm{~cm}^3$
D
$3.936 \times 10^{-23} \mathrm{~cm}^3$
3
MHT CET 2025 20th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Calculate the number of unit cells in $1 \mathrm{~cm}^3$ volume of an element if unit cell edge length is $4.0 \times 10^{-8} \mathrm{~cm}$.

A
$2.63 \times 10^{22}$
B
$1.56 \times 10^{22}$
C
$3.34 \times 10^{22}$
D
$4.50 \times 10^{22}$
4
MHT CET 2025 20th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following dopants is used in germanium to form n-type semiconductor?

A
As
B
B
C
In
D
Ga
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