Question

For a metal which is the incorrect statement?
(a) Electrons are freely moving in the solid and have energy greater than valence electron
(b) Electrons can remain simultaneously in conduction band and valence band
(c) Electrons in valence band may have energy equal to conduction band
(d) Electrons in valence band cannot have energy equal to conduction band​

Answer 1

Answer:

b . electron can remain simultaneously in conduction band and valence band