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The question consist of two statements each, printed as Assertion and Reason. While answering these questions you are required to choose any one of the following four responses:
Assertion: The complex `[Cr(SCN)(NH_3)_5]Cl_2` is linkage isomeric with `[Cr(NCS)(NH_3)_5]Cl_2`.
Reason: `SCN^(-)` is an ambident ligand in which there are two possible coordination sites.

A

(a) If both assertion and reason are true and the reason is the correct explanation of the assertion.

B

(b) If both assertion and reason are true but reason is not the correct explanation of the assertion.

C

(c) If assertion is true but reason is false.

D

(d) If assertion is false but reason is true.

Text Solution

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The correct Answer is:
A
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The question consist of two statements each, printed as Assertion and Reason. While answering these questions you are required to choose any one of the following four responses: Assertion: [Fe(H_2O)_5NO]SO_4 is paramagnetic. Reason: The Fe in [Fe(H_2O)_5NO]SO_4 has three unpaired electrons.

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Knowledge Check

  • Statement-1: The complex [Cr(SCN)(NH_(3))_(5)]Cl_(2) is linkage isomeric with [Cr(NCS)(NH_(3))_(5)]Cl_(2) . Statement-2: SCN^(-) is an ambident ligand in which there are two possible coordination sites.

    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.

  • Statement-1: The complex [Cr(SCN)(NH_(3))_(5)]Cl_(2) is linkage isomeric with [Cr(NCS)(NH_(3))_(5)]Cl_(2) . Statement-2: SCN^(-) is an ambident ligand in which there are two possible coordination sites.

    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.

  • The question consist of two statements each, printed as Assertion and Reason. While answering these questions you are required to choose any one of the following four responses: Assertion: The complex [Co(NH_3)_3Cl_3] does not give precipitate with AgNO_3 . Reason: The given complex does not contain counter ions.

    A
    (a) If both assertion and reason are true and the reason is the correct explanation of the assertion.
    B
    (b) If both assertion and reason are true but reason is not the correct explanation of the assertion.
    C
    (c) If assertion is true but reason is false.
    D
    (d) If assertion is false but reason is true.