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प्रश्न
Can we reverse the following change? If yes, suggest the name of the method.
Ice into water
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उत्तर
Yes, water can be converted to ice by freezing.
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संबंधित प्रश्न
Very Short Answer Type Question:
Some common changes are given in the below Table. Which of these changes do you think can be reversed?
| Change | Can be reversed |
| (i) Raw egg to boiled egg | Yes/No |
| (ii) Batter to idli | |
| (iii) Wet clothes to dirty clothes | |
| (iv) Woollen yarn to knitted sweater | |
| (v) Grain to its flour | |
| (vi) Cold milk to hot milk | |
| (vii) straight string to a cold string | |
| (viii) Bud to flower | |
| (ix) Milk to paneer | |
| (x) Cow dung to biogas | |
| (xi) stretched rubber band to its normal size | |
| (xii) Melting of ice-cream |
Circle the odd one.
Drying of wet clothes in air is an example of
Periodical removal of one of the products of a reversible reaction increases the yield.
Differences between
reversible and irreversible changes are:
Salt can be separated from its solution (salt dissolved in water), because ______.
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?
Can we reverse the following change? If yes, suggest the name of the method.
Curd into milk
Choose the odd one out. Give reason for your choice.
Find the odd one out. Give reason for your choice.
