The formula of the exceptional case of alkaline earth metal oxides is SO2. Details about alkaline earth metals are found below.
Alkaline earth metals are elements of the group 2 in the periodic table. Alkaline earth metals are six in number and are as follows:
According to this question, Basic or alkaline properties are characteristic of all alkaline earth metal oxides. Sulphur IV oxide (SO2) is an oxide that has acidic properties.
Therefore, the formula of the exceptional case of alkaline earth metal oxides is SO2.
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