For insulators, the energy gap is stated as being greater than:

Question

Accepted Answer

D. Three electron volts

1. The size of the band gap separates the three classes of solid.
2. Insulators have the largest gap of the three.
3. For insulators the energy gap is greater than 3 eV.
4. For semiconductors it runs from 0.2 eV to 3 eV.
_Source: syllabus Physics Part II, Ch 14 'Semiconductor Electronics'_

Answer

Nine electron volts

Answer

Seven electron volts

Answer

Twelve electron volts

For insulators, the energy gap is stated as being greater than:

Keep practising Semiconductor Electronics