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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
State the differences between a physical change and a chemical change.
How do you say that the process of digestion is a chemical change ?
Name a chemical change which takes place in presence of:
True or false
Change of seasons is a non-periodic change.
Classify the following as physical or chemical change :
Condensation of steam
Change is the law of nature and occurs in our everyday life, at all times and in all places.
Differentiate between the following change with a suitable example.
Natural and man-made change.
Change is the law of nature which occurs in everyday life.
State when a substance [i.e. matter] undergoes a kind of change.
Give the reason why the following is considered as chemical changes.
An iron nail kept open in the atmosphere rusts.
You are given some candle wax. Can you make a candle doll from it? What kind of change is this?
Higher order Thinking question
Boiling of water is a physical change; but boiling of egg is a chemical change. Why?
