1
MHT CET 2026 15th April Morning Shift
MCQ (Single Correct Answer)
+1
-0
Which of the following is NOT a characteristic of Schottky defect?
A
After defect stoichiometry, the crystal remains unchanged.
B
After defect neutrality, the crystal's structure remains unchanged.
C
After defect density of crystal remains unchanged
D
It is a vacancy defect.
2
MHT CET 2026 15th April Morning Shift
MCQ (Single Correct Answer)
+1
-0
Which of the following nano structures includes nanotubes as an example?
A
Zero dimensional
B
One dimensional
C
Two dimensional
D
Three dimensional
3
MHT CET 2026 13th April Evening Shift
MCQ (Single Correct Answer)
+1
-0
An ionic compound is formed by elements X and Y. Element Y forms a face-centered cubic (FCC) lattice, and element X occupies one-third of the tetrahedral voids. What is the formula of the compound?
A
$X_2Y_3$
B
$XY$
C
$XY_3$
D
$X_2Y$
4
MHT CET 2026 13th April Evening Shift
MCQ (Single Correct Answer)
+1
-0
A metal crystallizes to form simple cubic unit cell. Calculate the void volume of unit cell. [$a = 3.36 \times 10^{-8}$ cm]
A
$1.807 \times 10^{-23}$ cm$^3$.
B
$1.214 \times 10^{-23}$ cm$^3$.
C
$3.662 \times 10^{-23}$ cm$^3$.
D
$1.986 \times 10^{-23}$ cm$^3$.

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