The order of coagulating power of PO(4)^...

The order of coagulating power of `PO_(4)^(3-), SO_(4)^(2-) and Cl^(-)` in the coagulation of a positive sol is __________.

A

`PO_4^(3-) gt SO_4^(3-)gt Cl^-`

B

`Cl^(-)gtSO_4^(2-)gtPO_4^(3-)`

C

`Cl^(-1)gtPO_4^(3-) gt SO_4^(2-)`

D

`SO_4^(2-)gtCl^(-)gt PO_4^(3-)`

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