Physics · Semiconductors
Which of the following statements is FALSE regarding charge neutrality in semiconductors?
- 1Ionised donor and acceptor concentrations contribute to the net charge.
- 2In a compensated semiconductor, both donor and acceptor impurities exist.
- 3In an intrinsic semiconductor, the number of positive and negative charges are equal.
- 4An excess of electrons over holes in n-type semiconductor violates charge neutrality.✓
Correct answer
An excess of electrons over holes in n-type semiconductor violates charge neutrality.
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