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The magnetic moment of Cr^(3+) is simila...

The magnetic moment of `Cr^(3+)` is similar to that of

A

`Fe^(2+)`

B

`Fe^(3+)`

C

`Co^(3+)`

D

`Co^(2+)`

Text Solution

Verified by Experts

The correct Answer is:
D
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Knowledge Check

  • (A) Cr^(+3) and Co^(2+) ions have same number of unpaired electrons but the observed magnetic moment of Cr^(3+) is 3.87 B. M and that of Co^(2+) is 4.87 B.M (R) Due to symmetrica electronic configuration there is no orbital motion of unpaired electron in Cr^(3+) ion while appreciable orbital contribution takes place in Co^(2+) ion .

    A
    Both (A) and (R) are true and (R) is the correct explanation of (A)
    B
    Both (A) and (R) are true and (R) is not the correct explanation of (A)
    C
    (A) is true but (R) is false
    D
    Both (A) and (R) are false

  • Magnetic moment of O_(2) is nearly

    A
    1.8 BM
    B
    2.8 BM
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    3.8 BM
    D
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  • Magnetic moment of O_(2) is nearly

    A
    1.8 BM
    B
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    C
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    D
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