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  4. [ Fe ( H 2 O )6]2+ and [ Fe ( CN )6]4- differ in

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Q. $\left[ Fe \left( H _{2} O \right)_{6}\right]^{2+}$ and $\left[ Fe ( CN )_{6}\right]^{4-}$ differ in

NTA AbhyasNTA Abhyas 2020Coordination Compounds

Solution:

$\left[ Fe \left( H _{2} O \right)_{6}\right]^{2+}$ and $\left[ Fe ( CN )_{6}\right]^{4-}$ differ in magnetic moment and colour. $Fe ^{2+}$ in $\left[ Fe \left( H _{2} O \right)_{6}\right]^{2+}$

Solution

Colour: Pale green $\mu=4.9$ B.M.; octahedral $Fe ^{2+}$ in $\left[ Fe ( CN )_{6}\right]^{4-}$

Solution

Colour: Yellow; $\mu=0$; octahedral.