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Correct formula of the complex formed in...

Correct formula of the complex formed in the brown ring test for nitrates is

A

The reduciton of nitrate to nitric oxide

B

Oxidation

C

of nitric oxide to nitrogen dioxide

D

reduction of ferrous sulphide to iron

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The correct Answer is:
A
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The brown ring test for nitrate employs

Which of the following complexes is responsible for the brown colour of the ring formed in the ring test for the nitrates?

DINESH PUBLICATION-THE NITROGEN FAMILY-Revision question
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  5. The gases produced in the reaction Pb (NO3)2 overset(Delta) to and N...

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  6. Nitrogen forms a variety of compounds in all oxidation states ranging ...

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  7. Which of the following form acidic halides

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  8. Chlorine reacts with excess of ammonia to form.

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  9. The correct formula of salt formed by the neutralization hypophosphoru...

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  10. Reaction of HNO(3) with C,P,S and I respectively give

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  11. Excess of PCl5 reacts with conc. H2 SO4 gives

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  12. The incorrect statements among the following is/are (I) NCl5 does no...

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  13. Cl-P-Cl bond angles in PCl5 molecule are

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  14. Nitrate is confirmed by ring test. The brown colour of the ring is du...

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  15. The correct order of the acidic nature of oxides is in the order

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  16. The reaction P4 + 3 NaOH + 3 H2 O rarr 3 NaH2 PO + PH3 is an exampl...

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  17. The reaction of P with X leads selectively to P4 O6. X is

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  18. Atoms in P4 molecule of white phosphorus are arranged regularly in the...

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  19. Which of the following has the highest proton affinity ?

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  20. Out of the following compounds the most acidic is

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