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: [[Metal]]s are on the left hand side of the [[Periodic Table]] because those [[element]]s lose [[electron]]s to form [[Positive Ion|positive ions]] in [[compound]]s with [[non-metal]]s.
: [[Metal]]s form [[Hydroxide]]s when they [[Chemical Reaction|react]] with [[water]].
: [[Metal]] [[Oxide]]s, [[Metal]] [[Carbonate]]s and [[Metal]] [[Hydroxide]]s all have [[pH]] above 7.