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Why is the use of chlorofluoro carbons b...

Why is the use of chlorofluoro carbons being discouraged ? Explain.

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MODERN PUBLICATION-ENVIRONMENTAL POLLUTION -REVISION EXERCISES ( Short Answer Questions )
  1. "Carbon dioxide is non-toxic but it is an important environmental prob...

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  2. Giving equations explain how does nitrous oxide present in atmosphere ...

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  3. Why is the use of chlorofluoro carbons being discouraged ? Explain.

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  4. What do you understand by Greenhouse effect ? What are the major Green...

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  5. Primary vs Secondary Pollutant

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  6. Green chemistry involves

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  7. Depletion of ozone layer causes

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  8. The depletion of ozone layer occurs over Antarctica during spring time...

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  9. Why is acid rain considered a threat to Taj Mahal ?

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  10. Why does the rain water normally have a pH of about 5.6 ? When does it...

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  11. Give a brief account of chemical reactions occurring in atmosphere.

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  12. Write down the reactions involved during the formation of photochemica...

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  13. What are the harmful effects of photochemical smog and how can they be...

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  14. What are the reactions involved for ozone layer depletion in the strat...

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  15. What are pesticides and herbicides? Explain giving examples.

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  16. What do you mean by green chemistry? How will it help decrease environ...

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  17. What are the major causes of water pollution? Explain.

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  18. How do chemical industries cause environmental pollution ?

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  19. What pollutants are released by motor vehicles? How can we minimize da...

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  20. What do you understand by BOD and COD? How are these determined ?

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