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For dry cleaning, in the place of tetrac...

For dry cleaning, in the place of tetrachloroethane, liquified carbon dioxide with suitable detergent is an alternative solvent. What type of harm of the enviorment will be prevented by stopping use of tetrachloroethane ? Will use of liquified carbon dioxide with detergent be completely safe from the point of the view of pollution? Explain

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VMC MODULES ENGLISH-ENVIRONMENTAL CHEMISTRY-JEE Main (Archive)
  1. For dry cleaning, in the place of tetrachloroethane, liquified carbon ...

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  2. When rain is accompanied by a thunderstorm, the collected rain water w...

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  3. Smog is essentially caused by the presence of

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  4. Identify the wrong statement among the following :

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  5. Which one of the following statement is not true ?

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  6. Which one of the following statements regarding photochemical smog is ...

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  7. The gas leaked from a storage tank of the Union Carbide plant in Bhopa...

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  8. Photochemical smog consists of excessive amount of X, in addition to a...

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  9. Addition of phosphate fertilizers to water bodies cause

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  10. The concentration of fluoride, lead, nitrate and iron in a water sampl...

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  11. BOD is

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  12. Which one of the following substances used in dry cleaning is a better...

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  13. A water sample has ppm level concentration of following anions F^(-)...

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  14. Identify the pollutant gases largely responsible for the discoloured a...

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  15. Which of the following is a set of green house gases ?

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  16. The recommended concentration of fluoride ion in drinking water is up ...

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  17. Which of the following conditions in drinking water causes methemoglob...

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  18. Water samples with BOD values of 4 ppm and 18 ppm, respectively a...

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  19. The concentration of dissolved oxygen (DO) in cold water can go upto:

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  20. The pH of rain water, is approximately : a) 5.6 b) 7.5 c) 7.0 d) 6.5

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  21. The reaction that is NOT involved in the ozone layer depletion mechani...

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