1
MHT CET 2024 11th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

What is atomic radius of an element if it crystallises in BCC structure with edge length of unit cell 287 pm?

A
124 pm
B
131 pm
C
137 pm
D
174 pm
2
MHT CET 2024 11th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

A metal crystallises in bcc structure with edge length $4 \times 10^{-8}$. If density of unit cell is $10 \mathrm{~g} \mathrm{~cm}^{-3}$. What is its molar mass?

A
$60 \mathrm{~g} \mathrm{~mol}^{-1}$
B
$120 \mathrm{~g} \mathrm{~mol}^{-1}$
C
$152 \mathrm{~g} \mathrm{~mol}^{-1}$
D
$193 \mathrm{~g} \mathrm{~mol}^{-1}$
3
MHT CET 2024 11th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

n-type of semiconductor is formed when

A
Silicon doped with phosphorous
B
Silicon doped with boron
C
Germanium doped with boron
D
Germanium doped with aluminium
4
MHT CET 2024 11th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Metallic silver has fcc structure. If radius of Ag atom is 144 pm . What is the edge length of unit cell?

A
$4.07 \times 10^{-8} \mathrm{~cm}$
B
$3.22 \times 10^{-8} \mathrm{~cm}$
C
$2.63 \times 10^{-8} \mathrm{~cm}$
D
$2.23 \times 10^{-8} \mathrm{~cm}$
MHT CET Subjects
EXAM MAP