In the extraction of sodium from fused sodium chloride, the anode is made of platinum because?

A. sodium is formed at the anode
B. chlorine is formed at the anode
C. sodium does not react with platinum
D. chlorine does not react with platinum

Correct Answer:

Option C = sodium does not react with platinum

Explanation

Because platinum is resistant to chlorine and water, hence in the electrolytic process, it doesn’t react with any chemical and we get pure products.