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What is F-centre or Farade centre. |
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Answer» F-centre:- When the crystal of alkali metal is heated in the atmosphere with the same metal, then negative vacant places arise and the metal released by vapourisation is catched by negative electron by which coloured centres arise which is called F-centre. Exp:- When LiCl is heated in the presence of Li- metal the F-Centre arised due to pink colour. |
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