KO2
SO2(4)
Cu2O(1)
Al203(3)
CrO3(6)
SiO2(4)
V2O5(5)
NO2(1)
Mn2O7(7)
Fe203(3)
Bacl2(1)
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Answers & Comments
N(4)O(2)
P(3)H(1)
K(1)S(2)
Mn(7)O(2)
Fe(3)O(2)
Ba(2)Cl(1)
KO2
SO2(4)
Cu2O(1)
Al203(3)
CrO3(6)
SiO2(4)
V2O5(5)
NO2(1)
Mn2O7(7)
Fe203(3)
Bacl2(1)