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प्रश्न
Classify the following as chemical or physical change:
Rusting of almirah
विकल्प
Chemical change
Physical change
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उत्तर
Chemical change
Explanation:
Rusting of an almirah is a chemical alteration because it produces a new chemical molecule known as hydrated iron oxide (rust).
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संबंधित प्रश्न
State whether the following is physical or chemical changes.
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Classify the following as physical or chemical changes :
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- rusting of iron metal
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Match the examples of changes in List I with the correct type of change in List II.
| List I | List II |
| 1. Burning of paper | A: Physical change |
| 2. The ringing of an electric bell | B: Chemical change |
| 3. Curdling of milk | |
| 4. Electric light is switched on | |
| 5. Melting of butter |
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