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NEET Chemistry · Medium

The Solid State: Semiconductor doping MCQ

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Semiconductor dopingMediumQuestion 34019

Question

Silicon doped with phosphorus forms a:

  1. A
    n-type semiconductor
    Correct
  2. B
    p-type semiconductor
  3. C
    metallic alloy
  4. D
    ionic crystal

Correct answer

n-type semiconductor

Explanation

Pentavalent dopant contributes an extra electron.

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