A small impurity is added to germanium to get a p-type semiconductor. – McqOptions

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1.	A small impurity is added to germanium to get a p-type semiconductor. Identify the impurity?
A.	Bivalent substance
B.	Trivalent substance
C.	Pentavalent substance
D.	Monovalent substance
Answer» C. Pentavalent substance

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