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1
MHT CET 2026 19th April Evening Shift
MCQ (Single Correct Answer)
+1
-0
Which of the following statements is true about schottky defect ?
A
The density of a substance decreases.
B
The electrical neutrality of the substance changes.
C
It is found in ionic compounds with larger difference between sizes of cation and anion.
D
It develops when smaller cations occupy interstial sites from their normal sites.
2
MHT CET 2026 19th April Evening Shift
MCQ (Single Correct Answer)
+1
-0
In ionic solid, anions are arranged in hcp array and cations occupy $\dfrac{1}{2}$ tetrahedral voids. What is the formula of ionic compound ?
[Consider A = Cation ; B = anion]
A
$\text{AB}_2$
B
$\text{AB}$
C
$\text{A}_2\text{B}$
D
$\text{AB}_3$
3
MHT CET 2026 19th April Morning Shift
MCQ (Single Correct Answer)
+1
-0
Gold crystallizes as fcc unit cell, the edge length of unit cell is $408$ pm. What is the radius of gold atom?
A
$86.6$ pm
B
$115.4$ pm
C
$144.2$ pm
D
$175.2$ pm
4
MHT CET 2026 19th April Morning Shift
MCQ (Single Correct Answer)
+1
-0
What is the number of tetrahedral voids present in $0.5$ mole of compound forming hcp structure?
A
$1.223 \times 10^{23}$
B
$3.628 \times 10^{23}$
C
$4.487 \times 10^{23}$
D
$6.022 \times 10^{23}$
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