Question

12. You might have observed the Iron Gate of your house turning into reddish brown after a few
years.
a) Why did this change happen over years? What do you call that reddish brown deposit
as?
b) Name the type of change observed in the given situation and define it.
c) List various ways in which this change can be prevented(any 4). ​

Answer 1

Answer:

this is because of the process rusting. The deposit is called rust.

it can be prevented by lubrication, or by using alloys.