Consult the table of standard electrode potentials and suggest three substances that can oxidise ferrous ions under suitable conditions.

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Solution

The metals having higher oxidation potential than iron are able to oxidize iron.
$∴ A g^{+} + e^{-} ⟶ A g E^{o} = 0.80$ $V$
$B r_{2} + 2 e^{-} ⟶ B r^{⊝} E^{o} = 1.06$ $V$
$C l_{2} + 2 e^{-} ⟶ C l^{⊝} E^{o} = 1.36$ $V$

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Consult the table of standard electrode potentials and suggest three substances that can oxidise ferrous ions under suitable conditions.

The metals having higher oxidation potential than iron are able to oxidize iron.∴Ag++e−⟶AgEo=0.80 VBr2+2e−⟶Br⊝Eo=1.06 VCl2+2e−⟶Cl⊝Eo=1.36 V

The metals having higher oxidation potential than iron are able to oxidize iron.
$∴ A g^{+} + e^{-} ⟶ A g E^{o} = 0.80$ $V$
$B r_{2} + 2 e^{-} ⟶ B r^{⊝} E^{o} = 1.06$ $V$
$C l_{2} + 2 e^{-} ⟶ C l^{⊝} E^{o} = 1.36$ $V$