Question

Galvanization of iron denotes coating with:

• A. copper
• B. aluminium
• C. silver
• D. none of the above
  

Answer 1

The correct option is D none of the above

Galvanization is the process of applying a protective zinc coating to steel or iron, to prevent rusting. Galvanization of Iron meaning coating with zinc.

It forms a coating of corrosion-resistant zinc which prevents corrosive substances from reaching the more delicate part of the metal. The zinc serves as a sacrificial anode so that even if the coating is scratched, the exposed iron will still be protected by the remaining zinc.