What is energy gap in band theory ? Compare its size in conductors, semiconductors and insulators.

What is energy gap in band theory ? Compare its size in conductors, se

1.	What is energy gap in band theory ? Compare its size in conductors, semiconductors and insulators.
Answer» Solution :Energy GAP in BAND theory means the gap of energy between VALENCE band and condcution band. The gap is in the order : Conductor lt SEMICONDUCTOR lt Insulator .