Question

Think and answer
Seema says that rusting of an iron
screw is an irreversible change while
Reema says that it is an reversible
change. Who do you think is correct and why​

Answer 1

Answer:

Seema is correct because Rusting of Iron is a chemical change. It reacts with moist air to form a new compound called rust with molecular formula Fe2O3.nH2O. This oxide layer, rust is not stable and falls off after certain time. Thus rusting of iron is irreversible change

Answer 2

we can prevent rusting of iron but not reverse it therefore Seema is right