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Copper

(Cu)

28181

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Category

Transition metal

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Relative atomic mass

63.546

Density

8.92

Melting point (°C)

1084

Boiling point (°C)

2562

Electronegativity (Pauling)

1.9

Discovery year

9000 BCE

Discovered by

Ancient Egyptians

Electrons: 29

Protons: 29

Neutrons: 34

Wikipedia

created by @lukaswyss

Copper (Cu) – Element 29