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Nitrogen

Odor

Odorless

Uses

Synthetic fertilizers • Industrial applications • Electronics manufacturing

Color

Colorless

Impacts

Increased agricultural productivity • Environmental pollution due to fertilizer runoff • Sparked environmental conservation and sustainable agriculture movements

Atomic mass

Approximately 14.01 g•mol−1

Atomic number

7

Boiling point

-195.79°C (-320.4°F)

Discovered by

Justus von Liebig

Melting point

-209.86°C (-345.8°F)

Representation

N

Date of discovery

18th century

Gas phase density

Approximately 0.97 g/L (at STP)

Discoverer lifespan

1803–1873

Discoverer birthplace

Darmstadt, Germany

Discoverer occupation

chemist

Electronic configuration

[He] 2s2 2p3

Nitrogen