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Arrange the following ions for their inc...

Arrange the following ions for their increasing coagulating power for coagulation of +vely charged sol like `Fe(OH)_3`.`Cl^-,SO_4^2-,[Fe(CN)_6]^4-,PO_4^3-`

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[Fe(CN)_6]^(4-) ion is:

K_4Fe(CN)_6 is a :

Arrange thefollowing complex ions is the increasing order of crystal field splitting energy (Delta_(0)).[Fe(CN)_(6)]^(4-),[Fe(CO)_(5)],[Fe("en")_(3)]^(3+)

Arrange the following complex ions in the increasing order of srystal field splitting energy (Delta_(0)),[Cr(CN)_(6)]^(3-),[Cr(CN)_(6)]^(3-),[Cr(NH_(3))_(6)]^(3+) .

Which one of the following electrolytes is most effective for the coagulation of Fe (OH)_3 sol and why? NaCl,Na_2 SO_4,Na_3 PO_4

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