Which formula shown is incorrect for the name given?

Which formula shown is incorrect for the name given?

Which formula shown is incorrect for the name given?




A) magnesium nitrite: Mg(NO2)3
B) calcium carbonate: CaCO3
C) aluminum sulfate: Al2(SO4)3
D) sodium hydrogen carbonate: NaHCO3
E) potassium hydroxide: KOH




Answer: A


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