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Atomic Number: 7
N
N

Nitrogen

14.0070 u

Category

nonmetal

State at Room Temperature

gas

Electron Configuration

1s² 2s² 2p³

Valence Electrons

5

Lewis Dot:•••••

Electronegativity

3.04

Pauling scale

Oxidation States

-3-2-1+1+2+3+4+5

Melting Point

63.15 K

-210.00°C

Boiling Point

77.355 K

-195.79°C

Density

0.0012506

g/cm³

Position in Table

Group 15Period 2p-block

Discovery

Historical Information

Discovered byDaniel Rutherford
Year1772

Common Uses

Applications & Industries

Fertilizers, explosives, refrigeration, food packaging, ammonia production

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