Semiconducting Devices Question 137
Question: When Ge crystals are doped with phosphorus atom, then it becomes
[AFMC 1995; Orissa PMT 2004]
Options:
A) Insulator
B) P-type
C) N-type
D) Superconductor
Show Answer
Answer:
Correct Answer: C
Solution:
Phosphorus is pentavalent.