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प्रश्न
If you leave a piece of iron in the open for a few days, it acquires a film of brownish substance, called rust.
Do you think formation of rust from iron is a chemical change?
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उत्तर
Yes, rusting is a chemical change since a new substance is formed.
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संबंधित प्रश्न
Complete and balance the following chemical equations:
`"H"_2"S"` + `"CI"_2` `→`
Fill in the blank
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| Heat on iodine crystals | Colour of vapours evolved |
Water boiling into water vapour is an example of chemical change.
Write the equation for the process of formation of rust.
