How will you justify that rusting of iron is a chemical change ?

Is rusting of iron a physical change ?

Is rusting of iron a reversible change?

Do you think formation of rust from iron is a chemical change ?

How can you say that rusting is a chemical change? What factors are favourable for speed rusting?

Give a reason why Rusting of iron is a chemical change but, magnetization of iron is a physical change

Chemically , rust of iron is

How do you know that rusting of iron is a change? If a raw egg is boiled in water, what changes do you notice in it ? Explain.