Question

why zinc metal is used in galvanisation​

Answer 1

Answer:

Zinc is more reactive than iron, it is used to protect it from corrosion because when oxygen in the air reacts with the surface of zinc, a very dense and impermeable coating of zinc oxide is formed and it is this physical barrier that protects the zinc surface from further attack

Answer 2

Answer:

zinc is used in galvanisation bcoz of formation of layer of zinc oxide..

zinc has strong anti corrosive properties and easily bonds with other elements.