- \( \mathrm{Cs}_{2} \mathrm{O} \) consists of cesium (Cs) and oxygen (O). Cesium is a metal, specifically an alkali metal, and oxygen is a nonmetal.
- \( \mathrm{H}_{2} \mathrm{O} \) consists of hydrogen (H) and oxygen (O). Hydrogen is a nonmetal, and oxygen is
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