Which of the following compounds is named using an - age suffix

A - NiCl2

B - KMnO4

C - ZnSO3

D - SO2

E - None of these

Answer is: E - None of these.

NiCl₂ is nickel (II) chloride. Nickel chloride is salt.

KMnO₄ is p otassium permanganate. P otassium permanganate is salt.

ZnSO ₃ is zinc (II) sulphite. Zinc sulphite is salt.

SO ₂ is sulfur (IV) oxide. Sulpfur oxide is oxide. Oxidation number of sulfur is + 4 and oxygen has oxidation number - 2.