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Statement-1: NO(2)^(-) ion can be detect...

Statement-1: `NO_(2)^(-)` ion can be detected by brown ring test in presence of `NO_(3)^(-)` ion.
Statement-2: Both `NO_(2)^(-)` and `NO_(3)^(-)` ions are confirmed by brown ring test

A

Statement-1 is True, Statement-2 is True, Statement-2 is a correct explanation for Statement-1.

B

Statement-1 is True, Statement-2- is True, Statement-2 is NOT a correct explanation for Statement-1

C

Statement-1 is True, Statement-2 is False

D

Statement-1 is False, Statement-2 is True

Text Solution

Verified by Experts

The correct Answer is:
B
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Brown ring test is used to detect

[Fe(H_(2)O)_(5)NO]^(2+) is a complex formed in the brown ring test for NO_(3)^(-) ion. In this complex.

Knowledge Check

  • Statement-1 : NO_(2)^(–) ion can not be detected by brown ring test in presence of NO_(3)^(–) Statement-2 : Both NO_(2)^(–) and NO_(3)^(–) ions are confirmed by brown ring test.

    A
    Statement-1 is tru, statement-2 is true and statement-2 is correct explanation for statement-1
    B
    Statement-1 is true, statement-2 is true and state- ment-2 is is NOT the correct explanation for state- ment-1.
    C
    Statement-1 is true, statement-2 is false.
    D
    Statement-1 is false, statement-2 is true.

  • The NO_(3)^(-) ion can be confirmed by

    A
    addition of conc. `H_(2)SO_(4)` in the presence copper turnings.
    B
    addition of conc. NaOH + Devarda's alloy.
    C
    the brown ring test only.
    D
    All of these.

  • Assertion: NO_(3)^(-) ion can not be detected by brown ring test in presence of NO_(2)^(-) ion. Reason: Both NO_(2)^(-) and NO_(3)^(-) ions evolve brown NO_(2) gas with conc. H_(2)SO_(4) acid.

    A
    If assertion is true but the reason is false
    B
    If assertion is false but reason is true
    C
    If both assertion and reason are true and reason is the correct explanation of assertion
    D
    If oth assertion and reason are true but reason is not the correct explanation of assertion

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    How can you distinguish between (i) CO_(3)^(-2) and SO_(3)^(-2) ions? (ii) NO_(3)^(-) ion and NO_(2)^(-) ion ?

    Draw the lewis structure of NO_(2)^(-) (Nitrite ion).

    The brown ring test for the NO_(3)^(-) ions is due to the formation of :

    NO_(2)^(-) and NO_(3)^(-) can be distinguished by which of the following reagent?

    A brown ring is formed in the ring test for NO_(3)^(-) ion. It is due to the formatin of

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