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The valence band and conduction band of ...

The valence band and conduction band of a solid overlap at low temperature, the solid may be

A

A metal

B

A semiconductor

C

An insulator

D

None of these

Text Solution

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The correct Answer is:
A
In conductors valence band and conduction band overlaps.
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A2Z-SEMICONDUCTOR ELECTRONICS-Classification Of Metals
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  3. Energy band in solids are a consequence of

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  4. At zero Kelvin a piece of germanium

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  5. Pure sodium (Na) is a good conductor of electricity because the 3s and...

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  6. In an insulator, the forbidden energy gap between the valence band and...

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  7. The forbidden energy band gap in conductors, semiconductors and insula...

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  8. The forbidden gap in the energy bands of germanium at room temperature...

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  11. When phosphorus and antimony are mixed in germanium, then

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  12. To a germanium sample, traces of gallium are added as an impurity. The...

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  13. Would there be any advantage to adding n-type or p-type impurities to ...

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  14. In a P-type semi-conductor is heated

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  15. The impurity atom added to germenium to make it N-type semiconductor i...

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  16. When N-type of semiconductor is heated

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  17. To obtain a P-type germanium semiconductor, it must be dopped with

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  18. A P-type semiconductor is formed when (A). As impurity is mixed in ...

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  19. In case of a semiconductor, which of the following statement is wrong?

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  20. In a P-type semi-conductor

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