Multiple choice

The coating of _______ on iron is termed as galvanizing.

  1. Zinc

  2. Copper

  3. Cadmium

  4. Tin

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Galvanizing is the process of applying a protective zinc coating to iron or steel to prevent rusting. The zinc layer acts as a sacrificial anode, corroding preferentially to protect the underlying metal.