A p-type extrinsic semiconductor is obtained when Germanium is doped with: (a) Antimony (b) Phosphorous (c) Arsenic (d) Boron

Answer: (d). A p-type semiconductor needs a trivalent (acceptor) impurity. Sb, P and As are pentavalent; boron is trivalent. So the answer is (d) Boron.

A p-type extrinsic semiconductor is obtained when Germanium is doped… | NEET 2023

Q28NEET 2023Easy

Intrinsic & Extrinsic Semiconductors

A p-type extrinsic semiconductor is obtained when Germanium is doped with:

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Answer: (d)

A p-type semiconductor needs a trivalent (acceptor) impurity.
Sb, P and As are pentavalent; boron is trivalent.
So the answer is (d) Boron.

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