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NEETChemistryp Block Elements (Group 15, 16, 17 & 18)

Which of the following is not a use of magnesium bismuthide?

Options

  1. ASemiconductor
  2. BThermoelectric device
  3. CHall effect sensor
  4. DInfrared detector

Correct answer

D. Infrared detector

Step-by-step solution

Magnesium bismuthide is not used as a fire retardant. It is used as a semiconductor, thermoelectric device, Hall effect sensor, and infrared detector.

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