Chemistry, 07.12.2019 05:31, devin3634

What are the constituent ions in the ionic compound fecr2o7
a: 1fe+ cation and 1 cr2o7-
b: 1fe2+ cation and 1 cr2o7-
c 1fe2+ cation 2 cr6+cations and 7 o2- anions
s
d 1 fecr2 14 cation 7 o2- anions

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