There is a small energy gap between the conduction and valence bands of

Statement I : Electrical conductivity of semiconductors increases with rise in temperature. Statement II : There is a small energy gap between conduction band and valence band.

Statement I : Electrical conductivity of semiconductors increases with rise in temperature. Statement II : There is a small energy gap between conduction band and valence band.

Which of the following equations correctly represents the temperature variation of energy gap between the conduction and valence bands for Si?

In an insulator the energy gap between the conduction band and valence band is of the order of

In a good conductor, what is the energy gap between the conduction band and the valence band.?

In a good conductor, what is the energy gap between the conduction band and the valence band.?