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Q.

An n-type semi conductor can be formed by doping Si or Ge with

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a

III group element

b

VI group elements

c

IV group elements

d

V group elements

answer is C.

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Detailed Solution

For Si or Ge to be an n−type semiconductor, they have to be doped with pentavalent elements. This will lead to electron abundancy, making it an n-type semiconductor. Group V elements are pentavalent elements.

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