Which of the following is added as an impurity to p-type material in – McqOptions

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1.	Which of the following is added as an impurity to p-type material in diffusion process?
A.	Phosphorous pentaoxide (P2O5)
B.	Phosphorous oxychloride (POcl3)
C.	Boron oxide (B2O3)
D.	None of the mentioned
Answer» D. None of the mentioned

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