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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 1 of 2.
Jayamohan said:   9 years ago
The donor impurities are Phosphorus, Antimony, Arsenic.
Manoj said:   9 years ago
Phosphorous antimony Arsenic are the right answer.
Koothrapali said:   6 years ago
Yes, 2, 4 and 5 is correct. I too agree.
Srivani said:   5 years ago
Yes, 2, 4, 5 is correct. I too agree.
Parashu said:   8 years ago
According to me, 2, 4, 5 is correct.
Pkn said:   8 years ago
2 4 5 is correct according to me.
Papdv said:   7 years ago
No, it is 2, 4, 5. I also agree.
May joy sidayon said:   7 years ago
2, 4, 5 is the correct answer.
Kobe said:   7 years ago
2, 4, 5 is the correct one.
Irfan said:   6 years ago
2, 4, 5 is correct.
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