Advertisements
Advertisements
प्रश्न
Formation of curd from milk is
पर्याय
a reversible change
a fast change
an irreversible change
an undesirable change
Advertisements
उत्तर
An irreversible change
APPEARS IN
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 is a chemical change? Explain with example.
An example for reversible change is
A stretched rubber band comes back to normal shape. It is an example for ________.
Give examples to explain the difference between changes that can or cannot be reversed.
Which is reversible change?
Evaporation of water is a reversible change.
Pick the change that can be reversed from the following.
Conversion of ice into water and water into ice is an example of change which can be reversed. Give four more examples where you can say that the changes can be reversed.
Choose the odd one out. Give reason for your choice.
