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NaCl is an example for diamagnetic substance.

1. Write an example for paramagnetic substance. 

2. What is the difference between ferromagnetic and anti ferromagnetic substances? 

3. In case of ferri magnetic substances net magnetic moment is not zero. Justify.

1 Answer

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1. CuO

2. & 3. 

Ferro magnetic Anti ferromagnetic Ferri magnetic
Magnetic moments are in one direction Equal and opposite magnetic moments are present Unequal and opposite magnetic moments are present
There is a net magnetic moment Net magnetics moment zero. Net magnetic moment is non zero.

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