Ceramic insulators ________
A) do not have a band structure.
B) have a band structure, but no electrons are in these bands.
C) have two half-filled bands, neither of which is capable of conducting electricity.
D) have a full band that is well separated in energy from an empty band.
E) do not exist; all ceramics are good thermal and electrical conductors.

Question

Quizplus · Accepted Answer

Ceramic insulators have a band structure, with a full band that is well separated in energy from an empty band, which makes them good insulators of electricity.

Ceramic Insulators ________