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Why is water considered a compound ?...

Why is water considered a compound ?

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ICSE-WATER-EXERCISE 3(A)
  1. Water exists in all the three states. Discuss.

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  2. Why is water considered a compound ?

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  3. Why does temperature in Mumbai and Chennai not fall as low as it does...

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  4. Give the properties of water responsible for controlling the temperatu...

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  5. Water is a universal solvent'. Comment

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  6. What causes the violence associated with torrential rain ?

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  7. Which property of water enables it to modify the climate?

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  8. Density of water varies with temperature. What are its consequences ?

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  9. What is the effect of impurities present in water on melting point and...

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  10. How do fishes and aquatic animals survive in winters when the pond get...

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  11. The properties of water are different from the properties of the eleme...

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  12. How is aquatic life benefitted by the fact that water has maximum dens...

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  13. What are your observations and conclusion when tap water is boiled and...

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  14. What is the importance of dissolved salts in water ?

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  15. State the importance of the solubility of CO2 and O2 in water.

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  16. How is air dissolved in water different from ordinary air?

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  17. Explain why : Boiled or distilled water tastes flat.

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  18. Explain why : Ice at zero degree centigrade has greater cooling effe...

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  19. Explain the following: Why are the burns caused by steam more severe...

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  20. Explain why : Rivers and lakes do not freeze easily?

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