📅 NSB 2014🎓 HS🔄 Round 16#️⃣ Q20❓ TOSS-UP✍️ Short Answer
Identify all of the following three elements that could be used as dopants in germanium to make an n-type semiconductor: 1) phosphorous; 2) boron; 3) antimony.
✔️Answer:1 AND 3
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