The correct order of coagulating power of the following ions to coagulate the positive sol is
$I. [Fe(CN)_6]^{4-}, II. Cl^{-}, III. SO_4^{2-}$

  • A
    $I > II > III$
  • B
    $III > II > I$
  • C
    $I > II > III$
  • D
    $I > III > II$

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