In a semi conductor the band gap is
A) an imaginary energy difference
B) a physical region where electrons do not exist.
C) a region of energies which the electrons cannot have.
D) the number of valence electrons minus the number of conducting ones.

Question

Quizplus · Accepted Answer

The band gap in a semiconductor is a range of forbidden energies between the valence band and the conduction band where electrons cannot exist. This energy gap is crucial for the electrical properties of semiconductors.

In a Semi Conductor the Band Gap Is