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Help me solve this Among the following complexes the one which shows zero crystal field stabilizationenergy (CFSE) is :

Among the following complexes the one which shows zero crystal field stabilization energy (CFSE) is :

  • Option 1)

    [Mn(H2O)6]3+

  • Option 2)

    [Fe(H2O)6]3+

  • Option 3)

    [Co(H2O)6]2+

  • Option 4)

    [Co(H2O)6]3+

 
Answers (1)
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V Vakul

When\:\frac{2}{5}\times number\:of\:e\:in\:t_{2g} is\:equal\:to\frac{3}{5}\times \:number When\:\frac{2}{5}\times number\:of\:e\:in\:t_{2g} is\:equal\:to\frac{3}{5}\times \:number\:of\:e\:in\:eg\:then\:CFSE\:\:is\:\:zero


Option 1)

[Mn(H2O)6]3+

This option is incorrect 

Option 2)

[Fe(H2O)6]3+

This option is correct 

Option 3)

[Co(H2O)6]2+

This option is incorrect 

Option 4)

[Co(H2O)6]3+

This option is incorrect 

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