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Thursday, May 6, 2021
In diamond, carbon atoms occupy FCC/CCP lattice point as well as alternate tetrahedral voids. If edge length of unit cell is 3.56pm, the radius of carbon atom is ?
We know that in diamond structure the distance between two carbon atoms is
Related Questions:
What are different stacking pattern of atoms in simple cubic cell (SCC) , body cubic cell (BCC) and face centred cell (FCC) unit lattice cell ?
What is the effect of temperature and pressure on crystal structure of Caesium Chloride?
What is the number of atoms on one unit cell of HCP?
If the total number of atoms per unit cell in an hcp structure and a bcc structure gets halved, then ratio of percentage voids in hcp and bcc structures is
If silver iodide crystallizes in a zinc blende structure with I- ions forming the lattice then calculate fraction of the tetrahedral voids occupied by Ag+ ions.
Sodium metal crystallizes In body centered cubic lattice with the cell edge, a= 4.29 A.What is the radius of sodium atom? (III-.JEE 1994)
A metal crystallizes into two cubic phases, face centered cubic (fcc) and body centered cubic (bcc), whose unit cell lengths are 3.5 A° and 3.0 A°, rcspcctively. Calculate the ratio of densities of fcc and bcc. (IIT-JEE 1999)
A metallic element crystallizes into a lattice containing a sequence of layers ABABAB....Any packing of spheres leaves out voids in the lattice. What percentage by volume of this lattice is empty space? ( IIT-.IEF 2006)
The coordination number of Al in the crystalline state of AlCl3 is .... (IIT-JEE 2009)
The number of hexagonal faces that are present in truncated octahedron is .... (IIT-JEE 2011)
What are structural information of Dimomd ?
What are coordination number (nearest neighbour) in a BCC at distance of (a√3/2) and next nearest neighbour at distance (a) and next to next nearest neighbour at distance (a√2) ?.
What are coordination number (nearest neighbour) in a SCC at distance of it lattice parameter (a) and next nearest neighbour at distance (a√2) and next to next nearest neighbour at distance (a√3) ?.
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