2HCl + CuO → CuCl2+ H2O
nitric acid + calcium hydroxide → calcium nitrate + water
2HNO3+ Ca(OH)2→ Ca(NO3)2+ 2H2O
Oxides and hydroxidesOxides and hydroxides
Acids react with metal oxides and hydroxides to produce a salt and water.
acid + metal oxide → salt + water
acid + metal hydroxide → salt + water
For example:
hydrochloric acid + copper(II) oxide → copper(II) chloride + water
2HCl + CuO → CuCl2+ H2O
nitric acid + calcium hydroxide → calcium nitrate + water
2HNO3+ Ca(OH)2→ Ca(NO3)2+ 2H2O