For n-type Germaniums impurity, doped in GermaniumA) TrivalentB) Tetra – InterviewSolution

1.

For n-type Germaniums impurity, doped in GermaniumA) TrivalentB) TetravalentC) PentavalentD) None of these

Answer»

Correct Answer is: C) Pentavalent

Pure germanium may be converted into an n-type semiconductor by ‘’doping” it with any donor impurity having 5 valence electrons in its outer shell.

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