- 1(current)
Q. No.What fraction of one edge centred octahedral void lies in one unit cell of fcc?
| 1. | \( 1 \over 12\) | 2. | \( 1 \over 2\) |
| 3. | \( 1 \over 3\) | 4. | \( 1 \over 4\) |
Subtopic: Â Voids, Radius Ratio & Coordination Number |
From NCERT
NEET - 2023
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How many number of tetrahedral voids are formed in 5 mol of a compound having cubic close packed structure? (Choose the correct option)
| 1. | \(1.550 \times10^{24}\) | 2. | \(3.011 \times10^{25}\) |
| 3. | \(3.011 \times10^{24}\) | 4. | \(6.022 \times10^{24}\) |
Subtopic: Â Voids, Radius Ratio & Coordination Number |
From NCERT
NEET - 2023
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The number of tetrahedral and octahedral voids in hexagonal primitive unit cell are respectively:
1. 2, 1
2. 12, 6
3. 8, 4
4. 6, 12
Subtopic: Â Voids, Radius Ratio & Coordination Number |
 66%
From NCERT
NEET - 2021
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NEET 2025 - Target Batch
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NEET 2025 - Target Batch
A compound is formed by cation C and anion A. The anions form hexagonal close packed (hcp) lattice and the cations occupy 75 % of octahedral voids. The formula of the compound is:
1.
2.
3.
4.
Subtopic: Â Voids, Radius Ratio & Coordination Number |
 51%
From NCERT
NEET - 2019
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NEET 2025 - Target Batch
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- 1(current)
Q. No.
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