question_answer

Which one of the following is not a correct statement about semiconductors?

A)  The electrons and holes have different mobilities in a semiconductor

B)  In an n-type semiconductor, the Fermi level lies closer to the conduction band edge

C)  Silicon is a direct band gap semiconductor  

D)  Silicon is has diamond structure

Correct Answer: C

Solution :

 Silicon is an indirect-band gap semi-conductor.