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1.
Which one is correct about ferrites?
2.
A compound 
has cubic close packing (ccp) arrangement of 
Its unit cell structure is shown in figure. The empirical formula of the compound is :
has cubic close packing (ccp) arrangement of Its unit cell structure is shown in figure. The empirical formula of the compound is :
3.
The number of molecules of 
in an unit cell of its crystal is :
in an unit cell of its crystal is :
4.
Ionic solids with Schottky defects contain in their structure :
5.
and 
show :
and show :
6.
Which species is diamagnetic ?
7.
Graphite is a soft solid lubricant extremely difficult to melt. The reason for this anomalous behaviour is that graphite :
8.
In an antifluorite structure, cations occupy
9.
In a crystal some ions are missing from normal sites. This is an example of :
10.
The number of atoms 
contained within a body centred cubic cell is:
contained within a body centred cubic cell is: