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1
MHT CET 2024 9th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

What is the coordination number of a particle in fcc structure?

A
12
B
2
C
4
D
6
2
MHT CET 2024 9th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Calculate the volume of fcc unit cell if radius of a particle in it is 106.05 pm.

A
$7.4 \times 10^{-23} \mathrm{~cm}^3$
B
$9.9 \times 10^{-23} \mathrm{~cm}^3$
C
$2.7 \times 10^{-23} \mathrm{~cm}^3$
D
$6.4 \times 10^{-23} \mathrm{~cm}^3$
3
MHT CET 2024 9th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Calculate the volume of unit cell when metal having density $1 \mathrm{~g} \mathrm{~cm}^{-3}$ and molar mass $23 \mathrm{~g} \mathrm{~mol}^{-1}$ crystallises to form bec structure.

A
$6.0 \times 10^{-23} \mathrm{~cm}^3$
B
$8.6 \times 10^{-23} \mathrm{~cm}^3$
C
$9.5 \times 10^{-23} \mathrm{~cm}^3$
D
$7.6 \times 10^{-23} \mathrm{~cm}^3$
4
MHT CET 2024 9th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

What is the relation between edge length and total volume occupied by atoms in bec unit cell?

A
$\mathrm{V}=\frac{\pi \mathrm{a}^3}{6}$
B
$\mathrm{V}=\frac{\sqrt{3} \pi \mathrm{a}^3}{8}$
C
$ \mathrm{V}=\frac{\pi \mathrm{a}^3}{3 \sqrt{2}}$
D
$\mathrm{V}=\frac{\pi \mathrm{a}^3}{16}$
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