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1
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
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How many number of tetrahedral voids are formed in $$5 \mathrm{~mol}$$ of a compound having cubic close packed structure? (Choose the correct option)

A
$$1.550 \times 10^{24}$$
B
$$3.011 \times 10^{25}$$
C
$$3.011 \times 10^{24}$$
D
$$6.022 \times 10^{24}$$
2
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
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How are edge length '$$a$$' of the unit cell and radius '$$r$$' of the sphere related to each other in ccp structure? (Choose correct option for your answer)

A
$$a=2 r$$
B
$$a=r / 2 \sqrt{2}$$
C
$$\mathrm{a}=4 \mathrm{r} / \sqrt{3}$$
D
$$\mathrm{a}=2 \sqrt{2} \mathrm{r}$$
3
NEET 2023
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
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A compound is formed by two elements A and B. The elements B forms cubic close packed structure and atoms of A occupy $$1 / 3$$ of tetrahedral voids. If the formula of the compound is $$\mathrm{A}_{x} \mathrm{B}_{y}$$, then the value of $$x+y$$ is in option

A
4
B
3
C
2
D
5
4
NEET 2023
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
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What fraction of one edge centred octahedral void lies in one unit cell of fcc?

A
$$\frac{1}{3}$$
B
$$\frac{1}{4}$$
C
$$\frac{1}{12}$$
D
$$\frac{1}{2}$$
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