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प्रश्न
State what is meant by the term – interconversion of matter. Is interconversion of matter a physical change or a chemical change.
उत्तर
Interconversion of matter involves matter changing from one state to another and back to its original state, by change in temperature or pressure. It is a physical change in which one state of matter changes into another state and back again to its original state.
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संबंधित प्रश्न
Which of the following are chemical changes?
- Growth of a plant
- Rusting of iron
- Mixing of iron fillings and sand
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- Burning of candle
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State whether the following is physical or chemical changes.
heating a mixture of iron filings and sulphur—
Which of the following are physical changes and which are chemical changes ?
Rusting of iron
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Slow and fast change.
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Fill in the blank with the appropriate word of the statement given below:
Germination of seeds is considered a __________ change.
Fill in the blank with the correct word of the statement given below:
Sublimation of iodine is an example of _________ change.
Select the correct answer from the choice given below to complete the sentence
A change in which a substance retains its identity is a
______ change.
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