Q673
The element used for making solar cells is
A.
Magnesium
B.
Sodium
C.
Calcium
D.
Silicon
AnswerAnswer: Option D
Solution
Answer: Option D
Solution:
Because of its unique internal atomic structure and its ready availability, silicon is widely used for solar cells. One of the elements of the Periodic Table of the Elements, silicon is known as a semiconductor, a substance that conducts electricity when there is a change to its environment.