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प्रश्न
Magnet attracts iron needle.This is ______ change.
विकल्प
a reversible
an irreversible
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उत्तर
Magnet attracts iron needle. This is a reversible change.
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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 |
Short Answer Type Question:
What happens when sugar is heated?
Chemical reactions are example for
Differentiate reversible and irreversible reactions.
Dissolving sugar in water is a ______ change.
The blackening of the Silver anklet is a (an) ______.
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.
Choose the odd one out. Give reason for your choice.
Choose the odd one out. Give reason for your choice.
