Question

rusting of iron is a chemical change explain why​

Answer 1

Answer:

rusting of iron is a chemical change because it changes colour and the colour which it changes doesn't come back means written back and the iron is now useless that's the reason rusting of iron is a chemical change.

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Answer 2

Chemical reaction are reactions in which new substance are formed and they are irreversible.Durning rusting new brown coloured substance i.e. rust is formed so it a chemical reaction