Easy MCQ +4 / -1

An n-type semiconductor is formed by doping silicon with:

  1. A aluminium
  2. B boron
  3. C phosphorus Correct answer
  4. D gallium

Solution

Pentavalent donors (P, As, Sb) give n-type. Trivalent (B, Al, Ga) give p-type.

About this question

Subject: Physics · Chapter: Electronic Devices · Topic: Semiconductors

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