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प्रश्न
Chemical reactions are example for
विकल्प
reversible change
irreversible change
both of them
none of them
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उत्तर
Irreversible change
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संबंधित प्रश्न
Long Answer Type Question:
Explain how a metal rim slightly smaller than a wooden wheel can be fixed on it.
An example for reversible change is
Circle the odd one.
Burning of match stick is a reversible change.
Touch me not plant: ______:: digestion of food: Irreversible change.
Which of the following change cannot be reversed?
While lighting a candle, Paheli observed the following changes.
- Wax was melting
- Candle was burning
- Size of the candle was reducing
- Melted wax was getting solidified.
Of the above, the changes that can be reversed are
Boojho’s sister broke a white dove, a symbol of peace, made of Plaster of Paris (POP). Boojho tried to reconstruct the toy by making a powder of the broken pieces and then making a paste by mixing water. Will he be successful in his effort? Justify your answer.
Circle the odd one out. Give a reason for your choice.
Choose the odd one out. Give reason for your choice.
