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Group reagent for group-1 basic radicals...

Group reagent for group-1 basic radicals is

A

dil. HCl

B

conc. `H_2 SO_4`

C

`HNO_3`

D

`H_2 S`.

Text Solution

Verified by Experts

The correct Answer is:
A
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Knowledge Check

  • The group reagent for group V radicals is

    A
    `(NH_(4))_(2) CO_(3)`
    B
    `(NH_(4))_(2)SO_(4)`
    C
    `NH_(4)Cl`
    D
    `(NH_(4))_(2)C_(2)O_(4)`

  • Which of these is the correct group reagent for group cations ?

    A
    `Mn^(2+)Co^(2+)Zn^(2+)Ni^(2+),"dil"HCl`
    B
    `Mn^(2+)Co^(2+)Zn^(2+)Ni^(2+),NH_(4)Cl+NH_(4)OH+H_(2)S`
    C
    `Mn^(2+)Co^(2+)Zn^(2+)Ni^(2+),NH_(4)Cl+NH_(4)OH`
    D
    `Mn^(2+)Co^(2+)Zn^(2+)Ni^(2+),HCl+H_(2)S`

  • Hydrogen sulphide is not a group reagent for (basic radical)

    A
    `2^(nd)` group radicals
    B
    `3^(rd)` group radicals
    C
    `4^(th)` group radicals
    D
    `5^(th)` group radicals

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    In qualitative analysis ,in order to detect second group basic radical, H_(2)S gas is passed in the presence of dil. HCl to

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    STATEMENT - 1 : H_(2)S in acidic medium is the group reagent for II^(nd) group in basic radical. STATEMENT - 2 : K_(sp) of suphides of II^(nd) group ions is less. STATEMENT - 3 : All sulphides of II^(nd) group element are coloured.

    Which one is correct group reagent for group cations?

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