Diodes and Diode Applications

All semiconductors have six valence electrons

• TRUE

• FALSE

It is a material that is neither a good conductor nor a good insulator

A _________ atom is one that has three valence electrons

The best conductors have only one valence electron

• TRUE

• FALSE

The sharing of valence electrons is called

It is the process that involves adding impurity atoms to an intrinsic semiconductor.

A __________ atom is one that has five valence electrons

What do you mean by LED?

Which of the following is not a semiconductor

• Germanium

• Arsenic

• Silicon

• Carbon

Which of the following is a pentavalent atom?

• Germanium

• Aluminum

• Antimony

• Carbon