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Given below are two statements : State...

Given below are two statements :
Statement I : Chlorofluoro carbons breakdown by radiation in the visible energy region and release chlorine gas in the atmosphere which then reacts with stratospheric ozone.
Statement II : Atmospheric ozone reacts with nitric oxide to give nitrogen and oxygen gases, which add to the atmosphere.
For the above statements choose the correct answer from the options given below :

A

Statement I is incorrect but statement II is true

B

Both statement I and II are false

C

Statement I is correct but statement II is false

D

Both statement I and II are correct

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JEE MAINS PREVIOUS YEAR-JEE MAINS 2021-CHEMISTRY (SECTION-A)
  1. Which one of the following metals forms interstitial hydride easily ?

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  2. Maleic anhydride Maleic anhydride can be prepared by :

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  3. Given below are two statements : Statement I : Chlorofluoro carbons ...

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  4. [where Et rArr –C2H5 BurArr (CH3)3C–] Consider the above reaction s...

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  5. Match List I with List II : Choose the most appropriate answer f...

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  6. What is the major product "P" of the following reaction ?

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  7. Identify the process in which change in the oxidation state is five :

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  8. Which among the following is the strongest acid ?

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  9. Which one of the following compounds will give orange precipitate when...

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  10. The product obtained from the electrolytic oxidation of acidified sulp...

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  11. The parameters of the unit cell of a substance are a = 2.5, b = 2.0 , ...

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  12. Oxidation state of P in H(4)P(2)O(5), H(4)P(2)O(6), H(4)P(2)O(7) are r...

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  13. For a reaction of order n, the unit of the constant is :

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  14. Given below are two statements : Statement I : Aniline is less basic...

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  15. The type of hybridisation and magnetic property og the complex [MnCl(6...

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  16. The number of geometrical isomers found in the metal complexes [PtCl(2...

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  17. Which one of the following statements is not correct ?

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  18. Given below are two statements : Statement I : Rutherfods's gold foi...

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  19. Presence of which reagent will affect the reversibility of the followi...

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  20. Which one among the following chemical tests is used to distinguish mo...

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