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Give two examples of acid radicals detec...

Give two examples of acid radicals detected with dilute `H_(2)SO_(4)`.

Text Solution

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`CO_(3)^(2-),S^(2-),SO_(3)^(2-),NO_(2)^(-),CH_(3)COO^(-)`
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Explore conceptually related problems

Give two examples of acid radicals detected with concentrated H_(2)SO_(4) .

Why is it necessary to test for the acid radicals first with dil. H_(2)SO_(4) and then with conc. H_(2)SO_(4) ?

What happnes when bleaching powder is heated with dilute H_(2)SO_(4) ? Give equation of the reaction.

Which gas is produced when a reactive metal reacts with dilute hydrochloric acid ? Wirte the chemical reaction when iron reacts with dilute H_(2)SO_(4) .

Which gas is produced when dilute hydrochloric acid is added to a reactive metal? Write the chemical reaction when iron reacts with dilute H_(2)SO_(4).

Action of acetylene on dilute H_(2)SO_(4) gives

Knowledge Check

  • Action of acetylene on dilute H_(2)SO_(4) gives

    A
    acetic acid
    B
    acetaldehyde
    C
    acetone
    D
    acetoacetic ester .

  • Lactic acid on heating with dill. H_(2)SO_(4) gives

    A
    Acetic acid
    B
    Propionic acid
    C
    Acrylic acid
    D
    Formic acid

  • Formic acid when treated with H_(2)SO_(4) gives

    A
    `(COOH)_(2)`
    B
    `CH_(3)COOH`
    C
    `C_(2)H_(5)OH`
    D
    `CO`
    • RESONANCE-QUALITATIVE ANALYSIS PART 1-Board level exercis
    1. Give two examples of acid radicals detected with dilute H(2)SO(4).

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    2. Give two examples of acid radicals detected with concentrated H(2)SO(4...

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    3. Why a salt containing lead turns black in colour, when placed for a lo...

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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