Hydrogen

Element information

Atomic properties

Mass: 1.0080 u

Electron configuration: 1s1

Oxidation states: +1, -1

Electronegativity: 2.2

Physical properties

Density: 0.00008988 g/cm³

Standard state: gas

Melting point: 13.81 K

Boiling point: 20.28 K

₁H

Part of the Periodic Table 2 collection

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