The lowest magnetic moment is shown by the transition metal ion with the configuration
The lowest magnetic moment is shown by the transition metal ion with the configuration
A. `3d^7`
B. `3d^9`
C. `3d^2`
D. `3d^3`
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Correct Answer - B
`3d^9` only one unpaired `e^-` in 3d orbitals . As no. of unpaired `e^-` increases in (n-1) d orbitals , magnetic character also increases.
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