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Ritu Singhal • 4.36K Points
Extraordinary Reasoning

  • (A) Potassium
  • (B) Silicon
  • (C) Zirconium
  • (D) Zirconium D. Gallium
Correct Answer - Option(A)

Explanation by: Ritu Singhal
All except Potassium are metals used in semiconductor devices.

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