Question: Explain the energy band formation for crystalline solid composed from atoms with 13 electrons, starting from a single isolated atom. Show explicitly, the conduction band,

Explain the energy band formation for crystalline solid composed from atoms with 13 electrons, starting from a single isolated atom. Show explicitly, the conduction band, valence band and energy band gap if there is. Indicate whether it is a conductive material or not.
b) In terms of electron energy band structure, discuss reasons for the difference in electrical conductivity between metals, semiconductors and insulators.
c) In terms of electron energy band structure, discuss the differences in optically transparent, translucent and opaque materials. 

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a Formation of energy bands in solidIn a single isolated atom the electrons in each orbit have definite energy associated with it But in the case of solids all the atoms are close to each other so the ... View full answer

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