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copper

What are copper’s atomic number and atomic weight?

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A periodic table element box for copper shows its symbol Cu, atomic number 29, atomic weight 63.546, electron configuration, and name. Icons indicate copper is a solid, weakly basic transition metal with face-centered cubic crystal structure. A key explains the symbols and color coding. — copper Properties of copper.

The chemical element copper has an atomic number of 29 and an atomic weight of 63.546.1