Which statement about a semiconductor is not correct?
A)Both electrons in the conduction band and holes in the valence band conduct electricity.
B)The band gap becomes smaller with increasing temperature.
C)The band gap is smaller than in an insulator.
D)Adding an impurity can increase the conductivity.
E)Conductivity increases with increasing temperature.

Question

Quizplus · Accepted Answer

The statement "the band gap becomes smaller with increasing temperature" is not correct. In fact, the band gap generally increases with increasing temperature.

Which Statement About a Semiconductor Is Not Correct