Question
Question: To get a n-types semiconductor form silicon, it should be doped with a substance with valence …….. ....
To get a n-types semiconductor form silicon, it should be doped with a substance with valence …….. .
A
2
B
1
C
3
D
5
Answer
5
Explanation
Solution
n – type semiconductor is obtained when group 14 element Si or Ge having four valence electrons is doped with a group 15 element like P or As, which contains five valence electrons.