Define the terms (i) F-centres (ii) n-type semi-conductors (iii) Ferri

1.	Define the terms (i) F-centres (ii) n-type semi-conductors (iii) Ferrimagnetism.
Answer» (i) F-centres (ii) n-type semi-conductors (iii) Ferrimagnetism

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Iodine molecules are held in the crystals lattice by ……..A. London forcesB. dipole-dipole interractionsC. covalent bondsD. coulombic forces
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Define the terms (i) F-centres (ii) n-type semi-conductors (iii) Ferrimagnetism.

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