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In the ring test of NO(3)^(-) ion, Fe^(2...

In the ring test of `NO_(3)^(-)` ion, `Fe^(2+)` ion reduces nitrate ion to nitric oxide, which combines with `Fe^(2+)` (aq) ion to form brown complex .
Write the reactions involved in the formation of brown ring.

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`NO, [Fe(H_(2)O)_(5)NO]^(2+)`
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PRADEEP-P-BLOCK ELEMENTS -FILL IN THE BLANKS
  1. Nitric acid contaning .......... Is called fuming nitric acid.

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  2. Laughing gas is obtained when a mixture of NH(4)Cl and …………is heated w...

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  3. In the ring test of NO(3)^(-) ion, Fe^(2+) ion reduces nitrate ion to ...

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  4. The products of oxidation of phosphorus acid by hot concentrated sulph...

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  5. The P-P-P angle in P(4) molecule is …………..degree while S-S-S angle in ...

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  6. The molecule of PCl(5) in the solid state is ............in nature con...

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  7. ................is obtained when yellow phosphorus is heated with an a...

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  8. What are the neutral oxides of nitrogen?

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  9. As(2)O(5) is ............while Sb(2)O(5) is.................. .

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  10. Red phosphorus is..............reactive than white phosphorus as red p...

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  11. Conc. H(2)SO(4) chars paper, wood and sugar because it removes...........

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  12. Oleum is formed when .............is passed through conc. H(2)SO(4).

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  13. Like O(2), S(2) vapours are.............due to the presence of two unp...

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  14. The tailing of mercury by ozone is due to the fromationn of..............

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  15. ..............is formed when NH(3) is passed through a solution of cal...

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  16. When chlorine gas is passed through and aqueous solution of potassium ...

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  17. The increase in the solubility of iodine in an aqueous solution of pot...

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  18. Among N(2)O,SO(2),I(3)^(+) and I(3)^(-), the linear species are ………..a...

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  19. CN^(Theta),SCN^(Theta) and N(3)^(Theta) are called ………….

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  20. The halogen which normally does not form oxoacid is ……………..

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