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Which of the following statement is tre ...

Which of the following statement is tre about ozone layer?

A

It is harmful because ozone is dangerous to living organism

B

It is beneficial because oxidation reaction can proceed faster in the presence of ozone

C

It is beneficial because ozone cuts out the ultraviolet radiations of the sun

D

It is harmful because ozone cuts out the important radiations of the sun which are vital for photosynthesis

Text Solution

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The correct Answer is:
C
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ERRORLESS -S AND P BLOCK ELEMENTS-Ordinary thinking (Oxygen family)
  1. In the manufacture of sulphuric acid by contact process, Tyndall box i...

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  2. Which of the following statements regarding ozone is not correct

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  3. Sulphan' is

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  4. In SOCl2, the Cl-S-Cl and Cl-S-O bond angles are

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  5. Which one of the following does not produce O2 as the only gaseous p...

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  6. Consider the proposed mechanism for the destruction of ozone in the st...

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  7. SO(2)+H(2)S to Product. The final product is

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  8. alpha and beta forms of sulphur are at equilibrium at a temperature kn...

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  9. H2 SO4 acts as dehydrating agent in its reaction with

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  10. Which of the following gas is used in artificial respiration

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  11. Which of the following acts as pickling agent ?

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  12. H2 S is not a/an

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  13. In presence of moisture, SO(2) can

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  14. The final acid obtained during the manufacturing of H(2)SO(4) by conta...

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  15. Ozone depleton due to the fomation of following compound in Antarctica

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  16. Which of the following statement is tre about ozone layer?

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  17. A salt of sulphures acid is called

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  18. Among the hydrides formed by the group VI-A elements, only H2 O has an...

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  19. Name the gas that can readily decolourise acidified KMnO(4) solution:

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  20. In which pair of ions both the species contains S - S bond?

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