Question
Question: To get n – type of semiconductor, germanium should be doped with...
To get n – type of semiconductor, germanium should be doped with
A
Gallium
B
Arsenic
C
Aluminium
D
Boron.
Answer
Arsenic
Explanation
Solution
Germanium belongs to group 14 of periodic table and have 4 valence electrons when doped with a group 15 elements like As or P form n-type semiconductors due to presence of an extra valence electrons.