Determine the oxidation state of the elements in the compounds: FeO, FeCl3, Fe2O3, K2FeO4

FeO:

oxidation state Fe = +2

oxidation state О = -2

FeCl3:

oxidation state Fe = +3

oxidation state Сl = -1

Fe2O3:

oxidation state Fe = +3

oxidation state О = -2

K2FeO4:

oxidation state K = +1

oxidation state Fe = +6

oxidation state О = -2



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