A galvanized iron object remains protected against rust even if a break occurs in the zinc layer. Why?

No comments

Zinc being more reactive than iron, readily donates its two electrons to become Zn2+ ion, even if the layer is broken the supply of electrons from the zinc do not stop, the attacking substance basically attack for the electrons which are provided by zinc, thus iron remains protected.

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )

Connecting to %s

This site uses Akismet to reduce spam. Learn how your comment data is processed.