The impurity atoms with which pure silicon should be doped to make a p - type semiconductor are those of :
This question has multiple correct options
A
phosphorus
B
antimony
C
boron
D
aluminium
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Solution
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Correct options are C) and D)
p type semiconductor has more number of holes than electrons. P-type semiconductors are created by doping an intrinsic semiconductor with acceptor impurities like boron, aluminium and other group IIIA elements