Flag IIT JEE Entrance Exam> arsenic-is-added-as-an-impurity...
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Amit Saxena , 11 Years ago
Grade upto college level
anser 1 Answers
Aditi Chauhan

Last Activity: 11 Years ago

(a)

Arsenic contains 5 electrons in its outermost shell. When Arsenic is mixed with silicon there is one electron extra in silicon crystal. Hence, such type of semi ''conductor is n­-type semi conductor.

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