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Boron when added as an impurity, into the silicon, produces n-type semiconductor.(a) True(b) FalseThis question was posed to me during an interview.My question is from Extrinsic Semiconductor topic in portion Semiconductor Electronics : Materials, Devices and Simple Circuits of Physics – Class 12

Answer» RIGHT choice is (b) False

Explanation: When a pentavalent impurity is added as an impurity to SILICON, it PRODUCES n-type semiconductor. In n-type semiconductors, electrons are majority charge carriers, whereas the holes are minority charge carriers.


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