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Element Quiz 3. Ni. nickel. Cu. copper. Cr. chromium. As. arsenic. Br. bromine. Co. cobalt. Fe. iron. Kr. krypton. Zn. zinc. Mn. manganese. krypton. Kr. n ickel. Ni. c obalt. Co. manganese. Mn. chromium. Cr. copper. Cu. zinc. Zn. bromine. Br.
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