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प्रश्न
Classify the Following as a Physical Or a Chemical Change.
Curdling of Milk
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उत्तर
Chemical change
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संबंधित प्रश्न
Classify the following as chemical or physical change:
Boiling of water to form steam.
Tick (√) the correct alternative from the choice given for the following statement.
The compound rust is a hydrated oxide of
Separate the following into physical and chemical changes :
Sublimation of a solid, Decomposition of water into hydrogen and oxygen by passing electric current, Formation of clouds, Making a fruit salad from raw fruits, Dissolving carbon dioxide in water
Classify the Following as a Physical Or a Chemical Change.
Formation of Clouds
Fill in the blank.
The reaction in which energy is evolved is called
Given reason:
Cutting of a cloth piece is a physical change, though it cannot be reversed.
Photosynthesis is a natural process by which green plants manufacture food in the presence of sunlight.
State the conclusions which can be drawn, to represent photosynthesis as a physical or a chemical change.
Give a reason why
Change of seasons is a periodic change while the change of weather is a non-periodic change.
A change in which matter undergoes a change but the total mass of the substance is unaltered is a ______ change.
Wood to sawdust:______:: Wood to Ash: Chemical change
