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Electronics and Communication Engineering - Electronic Devices and Circuits - Discussion

Discussion Forum : Electronic Devices and Circuits - Section 10 (Q.No. 50)
Electronic Devices and Circuits
50.
Which of the following elements act as donor impurities?
  1. Gold
  2. Phosphorus
  3. Boron
  4. Antimony
  5. Arsenic
  6. Indium
Select the correct answer using the codes given below:
1, 2, 3
1, 2, 4, 6
3, 4, 5, 6
2, 4, 5
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
11 comments Page 2 of 2.
Rajesh said:   6 years ago
Yes, it's 2, 4, 5.
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