- AFerroso-ferric cyanide
- BFerric-ferrous hexacyanate
- ✓Iron $(III)$ hexacyanoferrate $ (II)$
- DHexacynoferrate $ (III-II)$
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In which of the following pair above statement is $NOT$ $CORRECT$ ?
$(A)$ $\left[ Cr \left( NH _3\right)_5 Cl ^2 Cl _2\right.$ and $\left[ Cr \left( NH _3\right)_4 Cl _2\right) Cl$
$(B)$ $\left[ Co \left( NH _3\right)_4 Cl _2\right]^{+}$and $\left[ Pt \left( NH _3\right)_2\left( H _2 O \right) Cl \right]^{+}$
$(C)$ $\left[ CoBr _2 Cl _2\right]^{2-}$ and $\left[ PtBr _2 Cl _2\right]^{2-}$
$(D)$ $\left[ Pt \left( NH _3\right)_3\left( NO _3\right) Cl\right.$ and $\left[ Pt \left( NH _3\right)_3 Cl \right] Br$
$STATEMENT-2$: The higher oxidation states for the group $14$ elements are more stable for the heavier members of the group due to 'inert pair effect'.


$C{H_3}COOH\xrightarrow{{N{H_3}}}A\mathop {\xrightarrow{\Delta }}\limits_{{P_2}{O_5}} B$

