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प्रश्न
Fill in the blank with the correct word of the statement given below:
Sublimation of iodine is an example of _________ change.
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उत्तर
Sublimation of iodine is an example of physical change.
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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
- Cooking of food
- Digestion of food
- Freezing of water
- Burning of candle
State four differences between physical and chemical changes.
What is a physical change ? Give two examples of physical changes.
Which of the following are physical changes and which are chemical changes ?
Fill in the blank.
The reaction in which energy is evolved is called
Give four difference between physical and chemical changes.
Explain the term – ‘sublimation’. Is sublimation of naphthalene – a physical or a chemical change. Give reasons.
Name the following.
A form of energy required for a chemical change.
Higher order Thinking question
Boiling of water is a physical change; but boiling of egg is a chemical change. Why?
Tearing of sheet of paper into pieces is ______ By the process of Heating of water, change.
