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Which gas is evolved when PbO(2) is trea...

Which gas is evolved when `PbO_(2)` is treated with conc `HNO_(3)` ?

A

`NO_(2)`

B

`O_(2)`

C

`N_(2)`

D

`N_(2)O`

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NARAYNA-REDOX REACTION-Exercise -4
  1. The oxidation state of chromium is [Cr(PPh(3))(3)(CO)(3)] is

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  2. The values of the x and y in the following redox reaction. xCl(2)+6o...

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  3. Which gas is evolved when PbO(2) is treated with conc HNO(3) ?

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  4. The equivalent mass of oxidising agent in the following reaction is ...

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  5. In alkaline medium, ClO(2) oxidises H(2)O(2) "to" O(2) and is itself r...

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  6. Match the reaction in column I with average number given in column II.

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  7. Assertion (A): H(2)O(2) acts only as an oxidising agnet. H(2)O(2)rar...

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  8. Assertion (A): KMnO(4) is a stronger oxidising agent than K(2)Cr(2)O(7...

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  9. Assertion (A): SO(2) and Cl(2) are both bleaching agents. Reason (R ...

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  10. Assertion (A): F(2) undergoes disproportionation reaction. Reason (R...

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  11. Assertion (A): Sn reacts with HCl to produce H(2) gas. Reason (R ): ...

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  12. Assertion (A): In aqueous solution, SO(2) reacts with H(2)S liberating...

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  13. Assertion (A): PbCl(2) is more stable than PbCl(4). Reason (R ): P...

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  14. Assertion (A):F(2) is stronger reducing agent than O(2) Reason (R ):...

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  15. Assertion (A): The two Fe atoms in Fe(3)O(4) have different oxidation ...

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  16. Assertion (A): HNO(3) acts only as an oxidising agent, while HNO(2) ac...

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  17. Assertion (A): O(3) can act as an oxidising agent as wll as a reducing...

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  18. Assertion (A): Sodium perxenate (Na(4)XeO(6)) reacts with NaF in acidi...

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  19. Assertion (A): In the process of drying dishes with a towel, the wetti...

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  20. Assertion (A): A reaction between Fe and I(2) occurs, but a reaction b...

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