What is the ratio of atoms in MgSO2?

The chemical formula MgSO₂ consists of one magnesium (Mg) atom, one sulfur (S) atom, and two oxygen (O) atoms. To find the ratio of atoms, we can express it as 1:1:2 for Mg:S:O. Thus, the overall ratio of atoms in MgSO₂ is 1:1:2.