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The energy gap between conductionband an...

The energy gap between conductionband and valence band is of the order of 0.07 eV. It is a/an

A

a conductor

B

semiconductor

C

an insulator

D

a super conductor

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The correct Answer is:
B
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NIKITA PUBLICATION-SEMICONDUCTORS-MCQS
  1. The electrons in the atoms of an element, which determine its chemical...

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  2. What is the order of forbidden energy gap in eV in the energy bands of...

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  3. The energy gap between conductionband and valence band is of the order...

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  4. When a metal is heated, it emits predominantly

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  5. Generally, the number of electrons in the valence shell of good conduc...

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  6. In a crystal, the permitted energy states of electrons are present

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  7. There is no hole current in good conductors, because

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  8. The energy band gap is maximum in

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  9. The forbidden energy gap in an intrinsic semiconductor is

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  10. In a good conductor, the energy levels in a valence band

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  11. Solids having highest energy level partially filled with electrons are

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  12. At ordinary temperature, an increase in temperature, increases the con...

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  13. The width of the forbidden band will be small in

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  14. Electrons in the outermost shell of an atom are called

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  15. In intrinsic semiconductor at room temperature, the number of electron...

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  16. Fermi energy is the

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  17. In which of the following band an electron cannot lie in a crystal ?

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  18. In a pure conductor, the value of the forbidden energy gap is

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  19. The forbidden energy gap in a semiconductor is of the order of

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  20. If there is no hole current in a substance, if must be

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