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प्रश्न
In a solution of salt in water, water is the solute
पर्याय
True
False
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उत्तर
In a solution of salt in water, water is the solute- False.
Correct statement
In a solution of salt in water, water is the solvent
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संबंधित प्रश्न
State whether the following is physical or chemical changes.
shaping a piece of glass —
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.
Butter getting rancid
Fill in the blank with the appropriate word of the statement given below:
If a change is permanent and irreversible it is considered a _________ change.
Name the following:
The type of change physical or chemical involved – ‘when a substance undergoes a change in state, colour or size’.
Select the chemical changes from the following list of changes
Respiration in mammals.
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. |
Classify the following as physical or chemical properties
Metallic sodium is soft enough to be cut with a knife.
If you leave a piece of iron in the open for a few days, it acquires a film of brownish substance, called rust.
Do you think rust is different from iron?
