Choose oxides from a number of substances, determine their nature and compose the reactions
July 26, 2021 | education
| Choose oxides from a number of substances, determine their nature and compose the reactions of oxides with water: CaO, Cl2, H2CO3, SO2, PbO, KOH.
CaO – basic oxide;
CaO + H2O => Ca (OH) 2;
SO2 – acidic oxide;
SO2 + H2O => H2SO3;
PbO – amphoteric oxide;
PbO + H2O – the reaction does not proceed.
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