Though zinc coating is cheaper than tin coating on iron, only tin coating is used for iron containers for storing food materials. Identify the correct reason.

Options

A. Zinc is less reactive than tin.
B. Zinc acts as a preservative.
C. Tin does not react with the components of food material.
D. Tin lowers the ambient temperature, and thus, prevents spoilage of food.

Answer

C

Explanation

Tin does not react with the components of food material while Zn reacts and leads to spoilage of food. Hence, tin-coated containers are preferred over zinc-coated ones as tin is less reactive than Zn