Periodic table of the elements
CarbonNitrogenOxygen
7
N
Nitrogen
14.007
2
5
7
N
Nitrogen
14.007
2
5
General
NameNitrogen
SymbolN
Number7
Chemical seriesOther nonmetals
Group / Period15 / 2
Blockp-block
CAS registry number7727-37-9

Physical properties
Stategas
Density1.251 g/L
Melting point63.15 K (-210.00 °C, -346.00 °F)
Boiling point77.36 K (-195.79 °C, -320.42 °F)
Critical point126.21 K, 3.39 MPa

Atomic properties
Atomic Weight14.007 g/mol
Crystal structurehexagonal
Electronegativity3.04
Atomic radius65 pm
Atomic radius (calculated)56 pm
Electron configuration[He] 2s2 2p3
Electrons per shell2, 5
Number of protons7
Number of neutrons6

Other languages
SpanishNitrógeno
PortugueseNitrogénio
FrenchAzote
GermanStickstoff
ItalianAzoto
RussianАзот
PolishAzot
Chinese
Arabicنيتروجين
TurkishAzot
DutchStikstof


Periodic table of the elements
CarbonNitrogenOxygen