Question
Physics Question on Semiconductor electronics: materials, devices and simple circuits
The compound semiconductor used for making LEDs of different colours is
A
Gallium Arsenide - Phosphide
B
Indium Arsenide - Phosphide
C
Indium Arsenide - Selenide
D
Gallium Arsenide - Selenide
E
Scandium Arsenide - Phosphide
Answer
Scandium Arsenide - Phosphide
Explanation
Solution
The correct option is (E) : Scandium Arsenide - Phosphide