Which of the following is used for galvanizing iron?

Question

Which of the following is used for galvanizing iron? (A) Cr (B) Zn (C) Ni (D) Sn

Tardigrade Admin · Accepted Answer

Zinc is used for plating iron to protect it from rusting. Its work is based on galvanic reaction. As zinc is more electro-positive than iron, hence, zinc gets oxidised prior to iron. Thus iron remains protected.

Q. Which of the following is used for galvanizing iron?

Cr

Zn

Ni

Sn

Zinc is used for plating iron to protect it from rusting. Its work is based on galvanic reaction. As zinc is more electro-positive than iron, hence, zinc gets oxidised prior to iron. Thus iron remains protected.