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Which acidic radical of dil. H(2)SO(4) g...

Which acidic radical of dil. `H_(2)SO_(4)` group gives brown ring test?

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`NO_(2)^(-)`
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RESONANCE-QUALITATIVE ANALYSIS PART 1-Board level exercis
  1. Why a salt containing lead turns black in colour, when placed for a lo...

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  2. NO(2) turns acidic KI-starch paper blue, why?

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  3. Which acidic radical of dil. H(2)SO(4) group gives brown ring test?

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  4. In acidic radical conc. H(2)SO(4) group which radical give's chromyl c...

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  5. X^(-)(aq)+AgNO(3)tounderset("white ppt")(AgXdarr) White ppt of AgX d...

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  6. X^(-)(aq)+AgNO(3)tounderset("bright yellow ppt")(AgXdarr) Bright yel...

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  7. Which of the acidic radical gives canary yellow ppt in ammonium molybd...

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  8. Salt + conc. H(2)SO(4)+ Ethyl alcohol overset(Delta) rarr Gas. Evolvin...

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  9. Basic radical which gives Nessler's reagent test in which brown precip...

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  10. In salt solution when H(2)S pass in presence of dil HCl, a orange colo...

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  11. In analysis of II^(nd) gp.A yellow ppt. is obtained which is insoluble...

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  12. What is the group reagent of III^(rd) gp of basic radicals

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  13. A white coloured carbonate which gives apple green color in the flame ...

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  14. Name the three chlorides which are insoluble in dilute HCl.name one ch...

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  15. Both NO(2) and Br(2) are brown gases. How can they be identified if pl...

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  16. Precipitation of second group sulphides in qualitative analysis is car...

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  17. When H(2)S gas is passed through ZnCl(2) solution.ZnS is not precipita...

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  18. HNO(3) or H(2)SO(4) are not used to prepare solution for analysis of b...

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  19. Hydrochloride acid contains Cl- ions but it does not give positive chr...

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  20. What happens when ? (a)Copper sulphate is treated with excess of NH(...

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