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Give scientific reasons: Soap forms a ...

Give scientific reasons:
Soap forms a precipitate in hard water.

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NAVNEET PUBLICATION-SUBSTANCES IN COMMON USE-EXERCISE
  1. Give scientific reasons: Bleaching powder has the odour of chlorine.

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  2. Give scientific reasons: The hard water of a well becomes soft on ad...

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  3. Give scientific reasons: Soap forms a precipitate in hard water.

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  4. Give scientific explanation: The particles of powder are given an ele...

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  5. Give scientific reasons: The aluminium article is used as an anode i...

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  6. Give scientific reasons: A certain type of ceramic tiles are fixed o...

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  7. Write the uses of : Anodizing.

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  8. Write the uses of : Powder coating.

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  9. Write the uses of ceramic.

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  10. Give scientific reasons: Baking powder is used in the preparation of ...

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  11. Give scientific reasons: Sodium bicarbonate is used in a fire extingu...

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  12. Give scientific reasons: Copper sulphate crystals turn to a white amo...

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  13. Give scientific reasons: Bleaching powder has the odour of chlorine.

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  14. Distinguish between Bathing soap and washing soap.

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  15. Distinguish between alpha rays and beta rays

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  16. Distinguish between beta rays and gamma rays.

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  17. Distinguish between alpha rays and gamma rays.

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  18. Describe the following chemical reactions giving their balanced equati...

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  19. Describe the following chemical reactions giving their balanced equati...

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  20. Describe the following chemical reactions giving their balanced equati...

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