Electronics - Diodes and Applications - Discussion
Discussion Forum : Diodes and Applications - General Questions (Q.No. 17)
17.
Electrons in the outermost orbit or shell of an atom are called
Discussion:
2 comments Page 1 of 1.
Soumitra pal said:
1 decade ago
I know that the outer most orbit electron is responsible for the conductivity, and that is called free electron which is in conduction band.
Megha said:
1 decade ago
You are right that electrons in conduction band are called free electrons, but electrons in outermost orbits are valence electrons which are not free electrons until they got energy equal to their Bandgap energy.
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