What type of point defect in a crystal of zinc sulphate?
Frenkel defect.
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What would be the number of tetrahedral and octahedral voids,In a face centred cubic unit cell (i.e., ccp structure) 4 atoms/ions are present?
there is 8 tetrahedral voids and 4 octhahedral voids in a face centred cubic unit cell.
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A compound is formed by elements A and B. This crystallises in the cubic structure when atoms A are at the corners of the cube and atoms B are at the centre of the body. The simplest formula of the compound is:
AB
AB2
A2B
AB4
A.
AB
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Copper crystallises in a face-centered cubic lattice with a unit cell length of 361 pm. What is the radius of copper atom in pm?
128
157
181
108
A.
128
In case of the face-centred cubic lattice, radius = therefore, Radius of the copper atom (fcc lattice) =