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प्रश्न
In a pure semiconductor crystal of Si, if antimony is added then what type of extrinsic semiconductor is obtained. Draw the energy band diagram of this extrinsic semiconductor so formed.
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उत्तर
As given in the statement antimony is added to pure Si crystal, then an n-type extrinsic semiconductor would be so obtained Since antimony(Sb) is a pentavalent impurity.
Energy level diagram of n-type semiconductor
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