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प्रश्न
Give one example of change which occurs on heating but cannot be reversed.
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उत्तर
Baking chapati is an irreversible change.
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संबंधित प्रश्न
Very Short Answer Type Question:
Give two examples of reversible changes.
Short Answer Type Question:
What is a chemical change? Explain with example.
An example for reversible change is
Match the following.
| Bud to flower | Dr. A.P.J. Abdul Kalam |
| Reversible change | Recyclable waste |
| India 2020 | Organic waste |
| Paper | Melting of ice |
| Vegetables | Irreversible change |
Change is the ______ of a substance from one form to another.
Water on ______ changes to ice and on ______ comes back to water.
An iron ring is heated. Which of the following statement about it is incorrect?
Paheli had bought a new bottle of pickle from the market. She tried to open the metal cap to taste it but could not do so. She then took a bowl of hot water and immersed the upper end of the bottle in it for five minutes. She could easily open the bottle now. Can you give the reason for this?
Circle the odd one out. Give reason for your choice.
Choose the odd one out. Give reason for your choice.
