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प्रश्न
Select the chemical changes from the following list of changes
Rotting of eggs.
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उत्तर
Rotting of eggs is CHEMICAL change, change in composition takes place, is an irreversible process.
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संबंधित प्रश्न
Classify the following changes as physical or chemical: curdling of milk
True or false
Change of seasons is a non-periodic change.
Classify the following as physical or chemical changes :
Breaking of a glass tumbler
Which of the following are physical changes and which are chemical changes ?
State the observations seen, when milk in a dish is kept aside for a few hours or more. Is the change which occurs – a physical change or a chemical change. Give reasons.
State what is meant by the term – interconversion of matter. Is interconversion of matter a physical change or a chemical change.
Name the following:
The term involved in the change of state from – ‘water to ice’ – which is a physical change.
Give a reason why
Freezing of water is a reversible change while burning of a candle – an irreversible change.
Give a reason why rusting of iron is a chemical change but, the magnetization of iron is a physical change.
Explain the characteristics of physical change with examples.
