True: ions are charged, ions are atoms which have lost or gained electrons, metal ions are positive, non-metal ions are negative, the left-hand side of the periodic table is metals, Hydrogen ions are positive, hydroxide ions are negative, False: hydroxide ions are present when every acid dissolves, atoms can have a positive charge, metal ions are negative, copper ions have a -2 charge, ions are like atoms but they have different nuclei,

true or false ions

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