Co-odination compounds

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Arrange in increasing order of complex forming tendency:
Ca²⁺, Fe²⁺, Fe³⁺, Cr²⁺

#Chemistry #Inorganic Chemistry

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mentor_Adil Hayat ·2009-12-09 08:07:07

Sorry to tell.
But you are wrong.

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sakshi pandey pandey ·2009-12-09 08:08:22

thanks sir.........

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Debotosh.. ·2009-12-09 08:46:09

Fe 3+ > Fe2+ > Cr2+ > Ca2+
but if you talik about chelation with EDTA , then calcium will be the first !

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mentor_Adil Hayat ·2009-12-09 20:51:18

ya correct

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Debotosh.. ·2009-12-09 20:53:50

actually, the deciding factor is Î” for the complex formation ,,,as the charge on the metal ion increases, the Î” increases and the complex becomes stabler ! [1]

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Co-odination compounds

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