A number of formulas in which all substances are oxides: a) ZnO, ZnCl2, H2O b) SO3, MgO, CuO
| September 24, 2021 | education
A number of formulas in which all substances are oxides: a) ZnO, ZnCl2, H2O b) SO3, MgO, CuO c) KOH, K2O, MgO d) HCl, SO2, Fe2O3
Chemical compounds of two elements, one of which is oxygen, are oxides.
A number of elements SO3, MgO, CuO satisfy this rule.
In the series ZnO, ZnCl2, H2O, the compound ZnCl2 is a salt.
In the series KOH, K2O, MgO, the KOH compound is hydroxide.
In the series HCl, SO2, Fe2O3, the HCl compound is an acid.
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