Click on the column header to sort the table by that column or click on an element name to get detailed facts about the element. No. Symbol Element Atomic weight (u) Density (g/cm³) Melting point (K) Boiling point (K ... 1.9: 9000 BC: 30: Zn: Zinc: 65.382: 7.14: 692.68: 1180: 1.65: 1000 BC: 31: Ga: Gallium: 69.7231: 5.91: 302.915: 2673: 1.81: ...
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