How many valence electrons are present in most semi-conductor materials?
Most semi-conductor materials have four valence electrons making them neither good conductors nor good insulators. For example, silicon and germanium are both semi-conductors and they have four electrons in their valence shells.
Take more free practice tests for other ASVAB topics with our ASVAB prep now!
Get all 1000+ ASVAB exam-like questions with our mobile apps!