Question

Iron is electroplated with
to protect is from corrosion :-
a. tin
b. copper
C. silver
d. chromium​

Answer 1

a) tin

[tex]

\boxed{

\begin{minipage}{7 cm}

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

\end{minipage}

}

[/tex]

Answer 2

Answer:

• Iron is coated with a more active metal like Zinc. This is a sacrificial method. If the rusting conditions are met, zinc rusts before iron and prevents iron from rusting. Zinc makes a protective layer with Zn(OH)2 and ZnCO3