Question

Examples of extrinsic semi conductor

Answer 1

Answer:

1. phosphorus
2. antimony
3. Indium
4. Arsenic

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Answer 2

Answer:

Types of Dopants in extrinsic semiconductor

Crystals of Silicon and Germanium are doped using two types of dopants :

Crystals of Silicon and Germanium are doped using two types of dopants :Pantavalent (valency 5) ; like Arsenic (As), Antimony (Sb), Phosphorus (P), etc. Trivalent (valency 3); like Indium (In), Boron (B), Aluminium (Al), etc.

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