Preparation of pure iron from iron ores involve physical changes but also chemical changes.
no rusting iron is not a physical change it is a chemical change
Chemical. Something else is created as a result, and the composition does change, making it a chemical change.
Iron is a chemical element, not a "change".
Iron is a chemical element, not a "change" !
Melting iron is a physical change because it does not alter the chemical composition of the iron. It is a change in state from solid to liquid without forming a new substance.
It is a chemical change.
no it is a chemical change
it is a chemical change
Chemical change.
Physical.
chemical
Its is chemical as