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Of the following complex ions, the one t...

Of the following complex ions, the one that probably has the largest overall formation constant, `K_(f)` is :

A

`[Co(NH_(3))_(6)]^(3+)`

B

`[Co(H_(2)O)_(6)]^(3+)`

C

`[Co(NH_(3))_(2)(H_(2)O)_(4)]^(3+)`

D

`[Co(en)_(3)]^(3+)`

Text Solution

Verified by Experts

The correct Answer is:
D
As chelation `uparrow`, stability `uparrow`.
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