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The d-electron configurations of Cr^(2+)...

The d-electron configurations of `Cr^(2+), Mn^(2+), Fe^(2+)` and `Co^(2+)` are `d^4, d^5, d^6` and `d^7` respectively. Which one of the following will exhibit minimum paramagnetic behavious?

A

`[Cr(H_(2)O)_(6)]^(2+)`

B

`[Mn(H_(2)O)_(6)]^(2+)`

C

`[Fe(H_(2)O)_(6)]^(2+)`

D

`[Co(H_(2)O)_(6)]^(2+)`

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The correct Answer is:
D
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TARGET PUBLICATION-COORDINATION COMPOUNDS-COMPETITIVE THINKING
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  8. Which of these statements about [Co(CN)6]^(3-) is true?

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  12. Which of the following complex ions is expected to absorb visible ligh...

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  13. Which of the following complex ions is not expected to absorve visible...

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  14. How many out of [TiF6]^(2-), [CoF6]^(3-) , Cu2Cl2 and [NiCl4]^(2-) are...

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