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1 Tabela periódica 18 2 13 14 15 16 17 · Og oganessônio 118 [294] Cu cobre 29 63,546(3) Ni níquel 28 58,693 Co cobalto 27 58,933 Fe ferro 26 55,845(2) Mn manganês 25 54,938 Cr
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