Question
Question: The valence of an impurity added to germanium crystal in order to convert it into a P-type semi cond...
The valence of an impurity added to germanium crystal in order to convert it into a P-type semi conductor is.
A
6
B
5
C
4
D
3
Answer
3
Explanation
Solution
Ge+ Trivalent impurity ⇒P - type semiconduc tor