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प्रश्न
Differentiate between a physical change and a chemical change with reference to – Formation of products.
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उत्तर
| Physical change | Chemical change |
| No new products are formed. | New products are formed. |
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संबंधित प्रश्न
Write true or false for the statement
Decomposition of leaves is a fast change.
Write short answer.
What are man-made changes ?
State the various conditions that favour the process of evaporation.
State whether the following is physical or chemical changes.
glowing of a bulb -
State whether the following is physical or chemical changes.
shaping a piece of glass —
Write true or false
Decomposition of leaves is a fast change.
Classify the Following as a Physical Or a Chemical Change.
Formation of Clouds
Give a reason why
Freezing of water is a reversible change while burning of a candle – an irreversible change.
Give a reason why rusting of iron is a chemical change but, the magnetization of iron is a physical change.
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 |
