Atoms and Electrons » Exercise - 269. In insulators, the energy gap between valence and conduction bands is ........ (a) very large (b) zero (c) very small (d) none of the above
Atoms and Electrons » Exercise - 278. In a conductor, the energy gap between valence and conduction bands is ........ (a) large (b) very large (c) very small (d) none of the above
Atoms and Electrons » Exercise - 272. The energy gap between valence and conduction bands in insulators is about ........ (a) 15 eV (b) 1.5 eV (c) zero (d) 0.5 eV
Atoms and Electrons » Exercise - 270. In a conductor, the energy gap between valence and conduction bands is ........ (a) large (b) very large (c) very small (d) none of the above
Atoms and Electrons » Exercise - 274. The electrons in the third orbit of an atom have ........ energy than the electrons in the second orbit. (a) more (b) less (c) the same (d) none of the above