Question
Question: If a small amount of antimony is added to germanium crystal....
If a small amount of antimony is added to germanium crystal.
A
Its resistance is increased
B
It becomes a p – type semiconductor
C
There will be more free electrons than holes in the semiconductor
D
None of these
Answer
There will be more free electrons than holes in the semiconductor
Explanation
Solution
: Adding fifth group element to germanium makes it an n-type semiconductor. Antimony is a fifth group element and so germanium becomes n-type semi conductor