1
MHT CET 2021 24th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

The FCC unit cell of a compound contains ions of $$\mathrm{A}$$ at the corner and ions of $$\mathrm{B}$$ at the centre of each face, what is the formula of the compound?

A
$$\mathrm{AB}_2$$
B
$$\mathrm{A}_2 \mathrm{~B}$$
C
$$\mathrm{AB}_3$$
D
$$\mathrm{AB}$$
2
MHT CET 2021 24th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

What is the volume occupied by particles in $$\mathrm{BCC}$$ structure if '$$\mathrm{a}$$' is edge length of unit cell?

A
$$\frac{\sqrt{3} \pi a^3}{8}$$
B
$$\frac{\pi a^3}{3 \sqrt{2}}$$
C
$$\frac{\pi a^3}{12 \sqrt{2}}$$
D
$$\frac{\sqrt{3} \pi \mathrm{a}^3}{16}$$
3
MHT CET 2021 23rd September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Edge length of unit cell of BCC structure is 352 pm. What is radius of the atom?

A
176.3 pm
B
304.8 pm
C
152.4 pm
D
252.4 pm
4
MHT CET 2021 23rd September Evening Shift
MCQ (Single Correct Answer)
+1
-0

For simple cubic crystal edge length is expressed as

A
$$a=2 \mathrm{r}$$
B
$$a=\frac{r}{2}$$
C
$$a=\sqrt{2} \mathrm{r}$$
D
$$\mathrm{a}=\frac{\mathrm{r}}{\sqrt{2}}$$
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