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प्रश्न
Select the chemical changes from the following list of changes
Drying of a fruit
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उत्तर
Drying of fruit is PHYSICAL change as composition remains the same and only state changes, no new substance with new properties is produced.
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संबंधित प्रश्न
Classify the following as chemical or physical change:
Rusting of almirah
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
Fill in the blank
change in which the substance can be brought back to its original state is called a ............... change.
Tick (√) the correct alternative from the choice given for the following statement.
An example of both physical and chemical change is
Two chemical substances X and Y combine together to form a product P which contains both X and Y X + Y P
X and Y cannot be broken down into simpler substances by simple chemical reactions. Which of the following statements concerning X, Y and P are correct ?
- P is a compound
- X and Y are compounds
- X and Y are elements
- P has a fixed composition
Which of the following are physical changes and which are chemical changes ?
Freezing of water
Classify the Following as a Physical Or a Chemical Change.
Making of a Sugar Solution
Define a chemical change. Give two examples of the above changes.
Select the chemical changes from the following list of changes
Vaporisation of water into water vapour.
Physical Change: Boiling::Chemical Change: ______.
