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Oxygen

(O)

Category

Nonmetal

Relative atomic mass

15.9994

Density

1.429

Melting point (°C)

54.8

Boiling point (°C)

90.2

Electronegativity (Pauling)

3.44

Discovery year

1774

Discovered by

Joseph Priestley

created by @lukaswyss

Oxygen (O) – Element 8