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1.
How many number of atoms are there in a cube based unit cell having one atom on each corner and two atoms on each body diagonal of cube
2.
At room temperature, sodium crystallizes in a body centered cubic lattice with 
. the theoretical density of sodium (
) is :
. the theoretical density of sodium () is :
3.
Coordination number of Zn in ZnS (zinc blende) is
4.
Ionic solids are characterised by :
5.
The mass of a unit cell of 
corresponds to :
corresponds to :
6.
The number of atoms contained in a fcc unit cell of a monoatomic substance is
7.
Silicon dioxide is an example of :
8.
Which arrangement of electrons leads to anti-ferromagnetism?
9.
Which of the following will show anisotropy?
10.
In a solid lattice, the cation has left a lattice site and is located at an interstitial position, the lattice defect is