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What is meant by a pure substance ?...

What is meant by a pure substance ?

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MBD-IS MATTER AROUND US PURE-Example
  1. What is meant by a pure substance ?

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  2. List the points of difference between homogeneous and heterogeneous mi...

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  3. Differentiate between homogeneous and heterogeneous mixtures with exam...

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  4. How are true solution, colloidal solution and suspension different fro...

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  5. To make a saturated solution, 36 g of sodium chloride is dissolved in ...

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  6. How will you separate a mixture containing kerosene and petrol (differ...

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  7. Name the technique to separate : Butter from curd

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  8. Name the technique to separate : Salt from sea water

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  9. Name the technique to separate : Comphor from salt.

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  10. What types of mixture are separated by the technique of crystallisatio...

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  11. Classify the following as chemical or physical changes : cutting of t...

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  12. Classify the following as chemical or physical changes : melting of b...

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  13. Classify the following as chemical or physical changes : rusting of ...

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  14. Classify the following as chemical or physical changes : boiling of ...

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  15. Classify the following as chemical or physical changes : passing of ...

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  16. Classify the following as chemical or physical changes : dissolving co...

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  17. Classify the following as chemical or physical changes : making a fru...

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  18. Classify the following as chemical or physical changes : burning of p...

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  19. Try segregating the things around you as pure substances or mixtures.

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  20. Which separation techniques will you apply for the separation of the f...

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