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प्रश्न
Classify the following as chemical or physical change:
Making a fruit salad with raw fruits
विकल्प
Chemical change
Physical change
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उत्तर
Physical change
Explanation:
Making a fruit salad with raw fruits is a physical change because the fruits' chemical properties do not change; only their physical appearance has altered.
संबंधित प्रश्न
Classify the changes involved in the following process as physical or chemical changes:
Photosynthesis
Write true or false
Earthquake is a desirable 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 ?
Rusting of iron
Fill in the blank.
The process of a liquid changing into a solid is called ________
Explain the term – ‘sublimation’. Is sublimation of naphthalene – a physical or a chemical change. Give reasons.
Name the following:
The final product of the physical change involved during the ‘melting of a piece of wax’.
Name the following:
The type of change physical or chemical involved – ‘when a substance undergoes a change in state, colour or size’.
Potassium chloride is added to water and stirred. A salt solution is obtained, which is then boiled, leaving behind a residue.
- Is the above change physical or chemical?
- Name the residue which remains behind after the salt solution is boiled.
- Is the change reversible or not reversible?
- Are the composition and properties of the original substance altered?
- Give a reason why the above experimentation would not be possible if calcium carbonate was taken in place of potassium chloride.
Select the chemical changes from the following list of changes
Drying of a fruit
