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प्रश्न
Classify the following as a physical or a chemical change.
Manufacture of salt from sea water
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उत्तर
Physical change
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संबंधित प्रश्न
Classify the following as chemical or physical change:
Cutting of trees
Classify the following as chemical or physical change:
Boiling of water to form steam.
Write true or false for the statement
A natural change can also be a desirable change
Write short answer.
Name two reversible changes.
Write short answer.
What are man-made changes ?
Classify the Following as a Physical Or a Chemical Change.
Formation of Clouds
Change is the law of nature and occurs in our everyday life, at all times and in all places.
Differentiate between the following change with a suitable example.
Periodic and non-periodic change
Ammonium chloride is also a sublimable solid. Give a reason why the sublimation of ammonium chloride involves a physical and a chemical change.
State whether the following statement is true or false:
Stretching of rubber bands is not a physical change.
Mention some of the different conditions needed for chemical changes to occur.
