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प्रश्न
Answer the following in one or two sentences.
Sketch a tetrahedral void.
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उत्तर
Tetrahedral void:
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संबंधित प्रश्न
Choose the most correct answer.
In crystal lattice formed by bcc unit cell, the void volume is _______.
Third layer of spheres is added to second layer so as to form hcp or ccp structure. What is the difference between the addition of third layer to form these hexagonal close-packed structures?
In hexagonal close packed (hep) structure, ____________ layer and ____________ layer have horizontal and vertical alignment.
The ratio of close-packed atoms to tetrahedral holes in cubic close packing is ____________.
In two dimensional AAAA type packing, the coordination number of each sphere is ____________.
Zinc forms hcp structure. What is the number of tetrahedral voids formed in 0.3 mol of it?
The atoms of element 'Y' form hexagonal close packing and the atoms of element X occupies `3/4` th portion of the number of tetrahedral voids. The formula of the compound formed by X and Y is ____________.
Which of the following has hcp crystal structure?
Zinc forms hcp structure. What is the number of octahedral voids formed in 0.2 mol of it?
What is the coordination number of cation in ionic compound if the type of hole occupied by cation is cubic?
A metallic element crystallizes in simple cubic lattice. If edge length of the unit cell is 3Å, with density 8 g/cc, what is the number of unit cells in 108 g of the metal?
(Molar mass of metal = 100 g/mol)
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?
Which metal crystallises in a simple cubic structure?
Which among the following metals crystallise as a simple cube?
The coordination number of cobalt in the complex [Co(en)2Br2]Cl2 is ______.
The number of octahedral sites per sphere in ccp structure is ______.
Calculate the total number of tetrahedral and octahedral voids formed in 0.6 mol of a compound if it forms hcp structure.
If the length of the body diagonal of a FCC unit cell is xÅ, the distance between two octahedral voids in the cell in Å is ______.
The number of nearest neighbours in a bcc unit cell is ______.
A metallic crystal crystallizes into a lattice containing a sequence of layers AB AB AB......Any packing of spheres leaves out voids in the lattice. What percentage of volume of this lattice is empty space?
Calculate the volume occupied by a particle in a simple cubic unit cell if the volume of the unit cell is 5.5 × 10−22 cm3.
