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What is the number of unpaired d-electro...

What is the number of unpaired d-electrons which the element Mn can have in the compound. `K_(4)[Mn(CN)_(6)]` ?

Text Solution

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The correct Answer is:
5
Oxidation state of Mn : `[Mn(CN)_(6)]^(4-)`
x+6(-1)=-4,x=+2
`{:(," "3d,4s),(Mn(z=25)," "uarruarruarruarruarr,uarrdarr),(Mn^(2+)," "uarruarruarruarruarr,),(,"Five unpaired electrons",),(," Fusion",):}`
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