Guru Academy and Labs: 17. Which of the following when added acts as an impurity into silicon produced n-type semiconductor ?

17. Which of the following when added acts as an impurity into silicon produced n-type semiconductor ?

17. Which of the following when added acts as an impurity into silicon produced n-type semiconductor ?

(a) P

(b) Al

(c) B

(d) Mg

Answer : (a) P

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