Question

which metal is used in electroplated on the iro bridged to prevent it from rust​

Answer 1

zinc

— Iron used in bridges and automobiles is electroplated with a coating of zinc to protect it from corrosion and formation of rust.

Answer 2

Answer:

Iron objects can be protected by thin layers of zinc from rusting. This process is called galvanizing. In this process a thin layer of tin is coated over the iron object. We can protect rusting of iron by electroplating of nickel or chromium.