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प्रश्न
An octahedral void is surrounded by ________.
विकल्प
4 spheres
3 spheres
8 spheres
6 spheres
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उत्तर
An octahedral void is surrounded by 6 spheres.
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संबंधित प्रश्न
The density of iron crystal is 8.54-gram cm–3. If the edge length of the unit cell is 2.8 A° and atomic mass is 56 gram mol–1, find the number of atoms in the unit cell. (Given: Avogadro's number = 6.022x1023,1A° = 1x10-8 cm)
Choose the most correct answer.
In crystal lattice formed by bcc unit cell, the void volume is _______.
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A compound forms hcp structure. Number of octahedral and tetrahedral voids in 0.5 mole of substance is respectively _______.
Answer the following in brief.
How are the spheres arranged in first layer of simple cubic close-packed structures? How are the successive layers of spheres placed above this layer?
The coordination number of spheres in the hcp lattice in three dimension is ______.
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The number of octahedral voids formed in 0.5 mol of a compound forming hcp structure?
A metal crystallizes in bcc lattice with edge length 4.48 Å. The radius of the metal atom is ___________ Å.
An element crystallises in a bee lattice with cell edge of 500 pm. The density of the element is 7.5 g cm-3. How many atoms are present in 300 g of metal?
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(Molar mass of metal = 108 g/mol)
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What is the coordination number of cation in ionic compound if the type of hole occupied by cation is octahedral?
Aluminium crystallises in a cubic close-packed structure with a unit cell edge length of 353.6 pm. What is the radius of Al atom? How many unit cells are there in 1.00 cm3 of Al?
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How much vacant space is present in hep crystal lattice?
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