10 Questions
What is the primary reason why silicon is the most important commercial semiconductor?
It is abundant and can be made extremely pure
Which element is more electropositive in the compound GaP?
Gallium
Why would ZnS be expected to have a larger band gap than GaP?
Because zinc is one element to the left of gallium in the periodic table
What is the primary purpose of controlled doping in semiconductor materials?
To influence the conductivity of the semiconductor
Which of the following would be expected to have a larger band gap, GaP or GaN?
GaN
What is the term for adding controlled amounts of impurity atoms to a semiconductor material?
Doping
What is the main reason why silicon can be made into enormous crystals that are nearly atomically perfect?
It can be made extremely pure
Which element is more electronegative, phosphorus or nitrogen?
Nitrogen
What is the primary advantage of using silicon as a semiconductor material?
It is highly abundant and can be made extremely pure
Which of the following elements is one element to the left of gallium in the periodic table?
Zinc
Learn about the process of doping silicon with phosphorus to enhance its conductivity. Understand how the valence electrons of phosphorus and silicon interact to create a semiconductor material. Test your knowledge of semiconductor doping and its applications.
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