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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
Classify the following as chemical or physical change:
Boiling of water to form steam.
What is a physical change ? Give two examples of physical changes.
What is a chemical change ? Give two examples of chemical changes.
Which of the following are physical changes ?
- melting of iron metal
- rusting of iron metal
- bending of an iron rod
- drawing a wire of iron metal
Classify the Following as a Physical Or a Chemical Change.
Formation of Clouds
What will you take into account while identifying the following?
A physical change in a substance.
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.
Explain the term – ‘sublimation’. Is sublimation of naphthalene – a physical or a chemical change. Give reasons.
Name the following.
The product of the chemical change in keeping a polished iron nail exposed to the atmosphere.
Classify the following changes as physical and chemical changes
A rough piece of wood is sanded and polished resulting in change in texture, Rusting of a iron nail, Painting the grill, Bending a paper clip, Pounding silver into thin plate, Rolling the chappathi dough into thin wire, Occurrence of day and night, eruption of volcano, burning of matchstick, dosa from the batter, blinking of eyelids, occurrence of a thunderstorm, rotation of the earth, formation of eclipses.
| Sr. No. | Physical changes | Chemical changes |
| 1. | ||
| 2. |
