MCQ
A $P-$ type semiconductor can be obtained by adding
- AArsenic to pure silicon
- ✓Gallium to pure silicon
- CAntimony to pure germanium
- DPhosphorous to pure germanium
✓
Answer
Correct option: B.
Gallium to pure silicon
b
(b)$Ga$ has a valancy of $3.$
(b)$Ga$ has a valancy of $3.$
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