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Atomic Number: 11
Na
Na

Sodium

22.9900 u

Category

alkali metal

State at Room Temperature

solid

Electron Configuration

1s² 2s² 2p⁶ 3s¹

Valence Electrons

1

Lewis Dot:

Electronegativity

0.93

Pauling scale

Oxidation States

+1

Melting Point

370.944 K

97.79°C

Boiling Point

1156.09 K

882.94°C

Density

0.968

g/cm³

Position in Table

Group 1Period 3s-block

Discovery

Historical Information

Discovered byHumphry Davy
Year1807

Common Uses

Applications & Industries

Table salt, soap production, street lights, chemical synthesis

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