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INSTRUCTIONS: Provide the oxidation state of each atom type in each of the following compounds or polyatomic ions.
N2 N Cu3(PO4)2 Cu Р B203 B o Cr(OH)2 Cr O H FeCO3 Fe с o COH OH C H 0 NH4 Z H HgH2 Hg Н
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Answer #1

Oxidation states are given in the image below.

oxidation state N2 N=0 0=-2 C43(PO4)2 Cu = , P = +5 +2 B203 B = + 3 , O = -2 C(OH)2 Cr= +2 ,0 = -2, H = + c = +4 ,0--2 Fe = +

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