1
MHT CET 2023 9th May Morning Shift
+1
-0

What is the number of unit cells when one mole atom of a metal that forms simple cubic structure?

A
$$6.022 \times 10^{23}$$
B
$$1.204 \times 10^{24}$$
C
$$9.033 \times 10^{23}$$
D
$$3.011 \times 10^{23}$$
2
MHT CET 2022 11th August Evening Shift
+1
-0

What is the total volume occupied by atoms in bcc unit cell ?

A
52.36%
B
68%
C
80%
D
74%
3
MHT CET 2022 11th August Evening Shift
+1
-0

Calculate the density of metal having volume of unit cell $$64 \times 10^{-24} \mathrm{~cm}^3$$ and molar mass of metal $$192 \mathrm{~g} \mathrm{~mol}^{-1}$$ containing 4 particles in unit cell.

A
$$14.92 \mathrm{~g} \mathrm{~cm}^{-3}$$
B
$$16.00 \mathrm{~g} \mathrm{~cm}^{-3}$$
C
$$19.93 \mathrm{~g} \mathrm{~cm}^{-3}$$
D
$$18.00 \mathrm{~g} \mathrm{~cm}^{-3}$$
4
MHT CET 2022 11th August Evening Shift
+1
-0

Calculate the number of atoms in 5 gram metal that crystallises to form simple cubic unit cell structure having edge length $$336 \mathrm{~pm}$$. (Density of metal $$=9.4 \mathrm{~g} \mathrm{~cm}^{-3}$$ )

A
$$1.0 \times 10^{22}$$
B
$$2.1 \times 10^{22}$$
C
$$1.4 \times 10^{22}$$
D
$$1.8 \times 10^{22}$$
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