Semiconductor Materials » Exercise – 3
126. A pentavalent impurity has …….. valence electrons.
(a) 3
(b) 5
(c) 4
(d) 6Subject Name : Electronics Engineering Exam Name : IIT GATE, UPSC ESE, RRB, SSC, DMRC, NMRC, BSNL, DRDO, ISRO, BARC, NIELIT Posts Name : Assistant Engineer, Management Trainee, Junior Engineer, Technical Assistant Electronics & Communication Engineering Books
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