Question: this is material science question. Consider a sodium metal, which has a Fermi energy of 3 . 2 4 eV . ( a ) Make

this is material science question. Consider a sodium metal, which has a Fermi energy of 3.24 eV.(a) Make a simple band diagram for
sodium showing filled and empty states. Refer to the electron configuration to explain the origin of the band that you drew. (b) Find the fraction of electron energy states occupied at E= EF +0.5 eV at 100K and 300K.

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