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The electrons in the atoms of an element...

The electrons in the atoms of an element, which determine its chemical and electricalproperties are called

A

valence electrons

B

conduction electrons

C

free electrons

D

bound electrons

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The correct Answer is:
A
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  8. In a crystal, the permitted energy states of electrons are present

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

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  11. The forbidden energy gap in an intrinsic semiconductor is

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

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

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

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

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  18. Fermi energy is the

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

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

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