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the transition metals —such as iron , copper , zinc , and nickel —take much longer to oxidize. for example, potassium burns in seconds, but iron rusts gradually over a long period of time, depending on the prevailing environmental conditions. other metals—such as palladium , platinum , and gold —do not
used informally to refer to a metal that oxidizes or corrodes relatively easily and reacts variably with dilute hydrochloric acid (hcl) to form hydrogen . examples include iron , nickel , lead , and zinc . copper , too, is considered a base metal because it oxidizes relatively easily, although it does not...
https://www.newworldencyclopedia.org/entry/Metal
the transition metals —such as iron , copper , zinc , and nickel —take much longer to oxidize. for example, potassium burns in seconds, but iron rusts gradually over a long period of time, depending on the prevailing environmental conditions. other metals—such as palladium , platinum , and gold —do not
used informally to refer to a metal that oxidizes or corrodes relatively easily and reacts variably with dilute hydrochloric acid (hcl) to form hydrogen . examples include iron , nickel , lead , and zinc . copper , too, is considered a base metal because it oxidizes relatively easily, although it does not...
https://www.newworldencyclopedia.org/entry/Metal