199- In a solid, the distance between the last complete band and the conduction band is about 5 electron volts. This material is: (1) Conductor. (2) Insulator. (3) Semiconductor. (4) Intrinsic semiconductor.
\textbf{199-} In a solid, the distance between the last complete band and the conduction band is about 5 electron volts. This material is:
(1) Conductor. \hfill (2) Insulator. \hfill (3) Semiconductor. \hfill (4) Intrinsic semiconductor.