The Crystal Field Stabilization Energy (CFSE) and magnetic moment (spin-only) of an octahedral aqua complex of a metal ion (M^Z+) are -0.8 and 3.87 BM, respectively. Identify (M^Z+):

Option 1 - Cr3+

Option 2 - Mn4+

Option 3 - V3+

Option 4 - Co2+

4 Views|Posted 8 months ago

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Alok Kumar Singh | Contributor-Level 10

8 months ago

Correct Option - 4

Detailed Solution:

Spin only moment ; = $μ$ 3.87 BM

$μ = \sqrt[]{n (n + 2)} B . M$

3.87 = $\sqrt[]{n (n + 2)} B M$

So, number of unpaired electrons; n = 3

ln ;

$C r^{3 +} - 4 s^{0} 3 d^{3} n = 3$

So; $M^{z +}$ cannot be V³⁺

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The Crystal Field Stabilization Energy (CFSE) and magnetic moment (spin-only) of an octahedral aqua complex of a metal ion (MZ+) are -0.8 and 3.87 BM, respectively. Identify (MZ+):

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