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प्रश्न
Give one example of change occurs on mixing two substances, but can be reversed.
उत्तर
Formation of salt solution.
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संबंधित प्रश्न
Very Short Answer Type Question:
Can you say deforestation is an irreversible or reversible change?
Chemical reactions are example for
Burning of match stick is a reversible change.
Choose the odd one out. Give reason for your choice.
Which of the following change cannot be reversed?
Can we reverse the following change? If yes, suggest the name of the method.
Ice into water
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.
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.
Select the odd one out. Give reason for your the choice
Choose the odd one out. Give reason for your choice.
