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The magnetic moment of complex given bel...

The magnetic moment of complex given below are in the order:
(I) `[Ni(CO)_(4)]`
(II) `[Mn(CN)_(6)]^(4-)`
(III) `[Cr(NH_(3))_(6)]^(3+)`
(IV) `[CoF_(6)]^(3-)`

A

IgtIIgtIIIgtIV

B

`I lt II lt III lt IV`

C

`IV t II gt I gt III`

D

`IV lt II lt I lt III`

Text Solution

Verified by Experts

The correct Answer is:
B
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Find the total number of complexes / species which are paramagnetic. (a) [Co(NH_(3))_(6)]^(3+)," "(b) [Co(H_(2)O)_(6)]^(3+), (c ) [Cr(NH_(3))_(6)]^(2+)," "(d) [CoF_(6)]^(3-), (e ) K_(3)[PtCl_(3)(C_(2)H_(4))]," "(f) [Mn(NH_(3))_(6)]^(2+), (g) [Fe(NH_(3))_(6)]^(2+)," "(h) NO_(2), (i) ClO_(2)," "(j) [Pt(NH_(3))_(2)Cl_(2)

Find the total number of complexes / species which are paramagnetic. (a) [Co(NH_(3))_(6)]^(3+)," "(b) [Co(H_(2)O)_(6)]^(3+), (c ) [Cr(NH_(3))_(6)]^(2+)," "(d) [CoF_(6)]^(3-), (e ) K_(3)[PtCl_(3)(C_(2)H_(4))]," "(f) [Mn(NH_(3))_(6)]^(2+), (g) [Fe(NH_(3))_(6)]^(2+)," "(h) NO_(2), (i) ClO_(2)," "(j) [Pt(NH_(3))_(2)Cl_(2)

Knowledge Check

  • नीचे दिए गए संकुलों के चुंबकीय आघूर्ण का क्रम है - I.[Ni(CO)_(4)] II. [Mn(CN)_(6)]^(4-) III. [Cr(NH_(3))_(6)]^(3+) IV. [CoF_(6)]^(3-)

    A
    `I gt II gt III gt IV`
    B
    `I lt II lt III lt IV`
    C
    `IV gt II gt gt I gt III`
    D
    `IV lt II lt I lt III`

  • Which of the followimg complex compound(s) is/are paramagnetic and low spin? (I) K_(3)[Fe(CN_(6))] (II) [Ni(CO)_(4)]^(0) (III) [Cr(NH_(3))_(6)]^(3+) (IV) [Mn(CN)_(6)]^(4-)

    A
    I
    B
    II
    C
    Ill
    D
    IV

  • Which of the followimg complex compound(s) is/are paramagnetic and low spin? (I) K_(3)[Fe(CN_(6))] (II) [Ni(CO)_(4)]^(0) (III) [Cr(NH_(3))_(6)]^(3+) (IV) [Mn(CN)_(6)]^(4-)

    A
    I only
    B
    II and III
    C
    I and IV
    D
    IV only

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    Which complex of the following pairs has the larger value of Delta_(0) (i) [Co(CN)_(6)]^(3-) and [Co(NH_(3))_(6)]^(3+) (ii) [Co(NH_(3))_(6)]^(3+) and [CoF_(6)]^(3-) (iii) [Co(H_(2)O)_(6)]^(2+) and [Co(H_(2)O)_(6)]^(3+) .

    Among the complex ions given below which is // are outer -orbital's complex - I [Co(CN)_(6)]^(4-) II [Fe(H_(2)O)_(6)]^(+2) III [FeF_(6)]^(3-) IV [CoF_(6)]^(3-)

    The magnetic moments of complexes given below are in the order: [Atomic no. Ti = 22 , Cr = 24 , Fe = 26 , Ni = 28 ] [FeF_(6)]^(3-) [Ti(H_(2)O)_(6)]^(3+) [Cr(NH_(3))_(6)]^(3+) [Ni(H_(2)O)_(6)]^(2+)

    The diamagnetic species is : (I) [Cu(CN)_4]^(3-) " "(II) [Co(NH_3)_6]^(3+) (III) [Ni(NH_3)_6]^(2+)" "(IV) [Fe(CN)_6]^(3-)

    Increasing value of spin only magnetic moments of :- (I) [Fe(CN)_(6)]​^( 4–) (II) [Fe(CN)_6]^(​ –3) (III) [Cr(NH_(3))_(6)]​ ^(3+) (IV) [Ni(H_(2)O)_(4)]​^( 2+ )

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