Answers

2015-03-27T20:51:53+05:30
When phosphorus is added to pure silicon it forms n-type extrinsic semi conductors.
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2015-03-27T20:57:43+05:30
By adding, pure silicon with Group V elements such as phosphorusextra valence electrons are added that become unbonded from individual atoms and allow the compound to be an electrically conductive n-type semiconductor.
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