Name the substances: CrO3, Mn2O7, SO2, SiO2

All of these substances are oxides:

CrO3 – chromium trioxide, chromium (VI) oxide, chromic anhydride.

Mn2O7 – manganese (VII) oxide.

SO2 – sulfur dioxide, sulfur (IV) oxide, sulfur dioxide, sulfur dioxide.

SiO2 – silicon dioxide, silicon oxide (IV).



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