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Fe(NO3)2 not sure how to get the oxidation numbers of all elements

User Rekha
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1 Answer

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Fe(NO3)2=0
Fe+2(+3+3*-2)=0
Fe+2*-3=0
Fe=-(-6)
Fe=+6

So, Fe=+6, N=+3, O=-2
User Athabaska Dick
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