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which one of the following salts will ev...

which one of the following salts will evolve halogen on treatment with conc. `H_(2)SO_(4)` ?

A

(A) NaCI

B

KI

C

(C) NaBr

D

(D) none of these

Text Solution

Verified by Experts

The correct Answer is:
B, C
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Knowledge Check

  • Phenol on treatment with conc. H_(2)SO_(4) at 300 K gives

    A
    o-phenol sulphonic acid
    B
    p-phenol sulphonic acid
    C
    a mixture of o-and p-phenol sulphonic acid
    D
    benzoic acid

  • Conc. H_(2)SO_(4) is not

    A
    Hygroscopic
    B
    Dehydrating agent
    C
    Sulphonating agent
    D
    efflorescent

  • Oxalic acid on treatment with conc. H_(2) SO_(4) gives

    A
    CO only
    B
    `CO_(2)` only
    C
    `CO_(2) + H_(2)O`
    D
    `H_(2)O + CO + CO_(2)`