Azòt (N)

chemical element, symbol N and atomic number 7; most abundant element in Earth atmosphere

Atomic Number	7
Atomic Weight	14.007
mass number	14

Group	15
Period	2
Block	p

proton	7 p⁺
neutron	7 n⁰
electron	7 e^-

Proprietat Fisica

Rai Atomic	65 pm 179 pm
molar volume	17.3 cm³/mol
covalent radius	71 pm 60 pm 54 pm 65 pm 71 pm
Metallic Radius	53 pm
ionic radius	146 pm 16 pm -10.4 pm 13 pm
Crystal Radius	132 pm 30 pm 4.4 pm 27 pm
Rai de van der Waals	160 pm 155 pm 366.21 pm 155 pm 193 pm 164 pm 366 pm
densitat	0.001145 g/cm³

Chemical Property

energia

proton affinity	342.2 kJ/mol
electron affinity	-1.4 eV/particle
ionization energy	14.53413 eV/particle 29.60125 eV/particle 47.4453 eV/particle 77.4735 eV/particle 97.89013 eV/particle 552.06731 eV/particle 667.04609 eV/particle

enthalpy of vaporization
enthalpy of fusion
standard enthalpy of formation	472.44 kJ/mol
electron

electron shell	2, 5

valence electron	5 ⓘ

electron configuration	[He] 2s² 2p³ⓘ 1s² 2s² 2p³

oxidation number	-3, -2, -1, 0, 1, 2, 3, 4, 5
Electronegativitat	18.13 eV/particle 0.26493 3.04
Electrophilicity Index	1.353269450990578 eV/particle
fundamental state of matter

estat de la matèria	Gas
gaseous state of matter	Diatomic
Boiling Point	77.355 K
Melting Point	63.15 K
critical pressure	3.3958 MPa
critical temperature	126.192 K
Ponch triple	63.151 K 12.52 kPa
appearance
Color	Colorless #8f8fff #3050f8 #3753bb
appearance	colorless gas, liquid or solid
Indici de refraccion	1.000298
thermodynamic material property
Thermal Conductivity	0.026 W/(m K)
thermal expansion
molar heat capacity	29.124 J/(mol K)
Specific Heat Capacity	1.04 J/(g⋅K)
heat capacity ratio	7/5
electrical properties
type
electrical conductivity
electrical resistivity
superconductivity
magnetism
type	diamagnetic
magnetic susceptibility (Mass)	-0.0000000054 m³/Kg
magnetic susceptibility (Molar)	-0.00000000015 m³/mol
magnetic susceptibility (Volume)	-0.0000000068
magnetic ordering
Curie temperature
Néel temperature
estructura
Crystal Structure	Simple Hexagonal (HEX)
lattice constant	4.039 Å
Lattice Angles	π/2, π/2, 2 π/3
mechanical property
Duretat
bulk modulus
shear modulus
Young's modulus
Poisson's ratio
speed of sound	333.6 m/s
classification
Category	Other nonmetals, Nonmetals
CAS Group	VB
IUPAC Group	VA
Glawe Number	88
Mendeleev Number	93
Pettifor Number	100
Geochemical Class	volatile
Goldschmidt classification	atmophile

other

Gas Basicity	318.7 kJ/mol
polarizability	7.4 ± 0.2 a₀
C6 Dispersion Coefficient	24.2 a₀ 25.7 a₀
allotrope	Dinitrogen
Neutron cross section	1.91
Neutron Mass Absorption	0.0048
quantum number	4S3/2
space group	194 (P63/mmc)

Isotopes of Nitrogen

Stable Isotopes	2
Unstable Isotopes	14
Natural Isotopes	2

¹⁰N

mass number	10
neutron number	3
Relative Atomic Mass	10.04165354 ± 0.000429417 Da
g-factor
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	143 ± 36 ys
Espin	1
nuclear quadrupole moment
data de descobèrta	2002
parity	-

decay mode	intensity
p (proton emission)

¹¹N

mass number	11
neutron number	4
Relative Atomic Mass	11.026157593 ± 0.000005368 Da
g-factor
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	585 ± 7 ys
Espin	1/2
nuclear quadrupole moment	0
data de descobèrta	1974
parity	+

decay mode	intensity
p (proton emission)	100%

¹²N

mass number	12
neutron number	5
Relative Atomic Mass	12.01861318 ± 0.000001073 Da
g-factor	0.4571 ± 0.0001
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	11 ± 0.016 ms
Espin	1
nuclear quadrupole moment	0.01 ± 0.0009
data de descobèrta	1949
parity	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
β⁺α (β⁺-delayed α emission)	1.93%

¹³N

mass number	13
neutron number	6
Relative Atomic Mass	13.005738609 ± 0.000000289 Da
g-factor	0.6438 ± 0.0008
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	9.965 ± 0.004 m
Espin	1/2
nuclear quadrupole moment	0
data de descobèrta	1934
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁴N

mass number	14
neutron number	7
Relative Atomic Mass	14.00307400425 ± 0.00000000024 Da
g-factor	0.403573 ± 0.000002
natural abundance	99.6205 ± 0.0247
Radioactivitat	stable isotope
Semivida	Not Radioactive ☢️
Espin	1
nuclear quadrupole moment
data de descobèrta	1920
parity	+

¹⁵N

mass number	15
neutron number	8
Relative Atomic Mass	15.00010889827 ± 0.00000000062 Da
g-factor	-0.5661138 ± 0.0000028
natural abundance	0.3795 ± 0.0247
Radioactivitat	stable isotope
Semivida	Not Radioactive ☢️
Espin	1/2
nuclear quadrupole moment	0
data de descobèrta	1929
parity	-

¹⁶N

mass number	16
neutron number	9
Relative Atomic Mass	16.006101925 ± 0.00000247 Da
g-factor	0.9928 ± 0.00055
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	7.13 ± 0.02 s
Espin	2
nuclear quadrupole moment	-0.018 ± 0.002
data de descobèrta	1933
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻α (β⁻-delayed α emission)	0.00154%

¹⁷N

mass number	17
neutron number	10
Relative Atomic Mass	17.008448876 ± 0.000016103 Da
g-factor	0.7104 ± 0.0008
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	4.173 ± 0.004 s
Espin	1/2
nuclear quadrupole moment	0
data de descobèrta	1949
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	95.1%
β⁻α (β⁻-delayed α emission)	0.0025%

¹⁸N

mass number	18
neutron number	11
Relative Atomic Mass	18.014077563 ± 0.000019935 Da
g-factor	0.3274 ± 0.0004
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	619.2 ± 1.9 ms
Espin	1
nuclear quadrupole moment	0.0123 ± 0.0012
data de descobèrta	1964
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	7%
β⁻α (β⁻-delayed α emission)	12.2%
2n (2-neutron emission)

¹⁹N

mass number	19
neutron number	12
Relative Atomic Mass	19.017022389 ± 0.00001761 Da
g-factor	0.61 ± 0.03
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	336 ± 3 ms
Espin	1/2
nuclear quadrupole moment	0
data de descobèrta	1968
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	41.8%

²⁰N

mass number	20
neutron number	13
Relative Atomic Mass	20.023367295 ± 0.000084696 Da
g-factor
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	136 ± 3 ms
Espin	2
nuclear quadrupole moment
data de descobèrta	1969
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	42.9%
2n (2-neutron emission)

²¹N

mass number	21
neutron number	14
Relative Atomic Mass	21.027087573 ± 0.000143906 Da
g-factor
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	85 ± 5 ms
Espin	1/2
nuclear quadrupole moment	0
data de descobèrta	1970
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	87%
2n (2-neutron emission)

²²N

mass number	22
neutron number	15
Relative Atomic Mass	22.034100918 ± 0.00022306 Da
g-factor	0
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	23 ± 3 ms
Espin	0
nuclear quadrupole moment	0
data de descobèrta	1979
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	34%
2n (2-neutron emission)	12%

²³N

mass number	23
neutron number	16
Relative Atomic Mass	23.039421 ± 0.0004515 Da
g-factor
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	13.9 ± 1.4 ms
Espin	1/2
nuclear quadrupole moment	0
data de descobèrta	1985
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	42%
2n (2-neutron emission)	8%
3n (3-neutron emission)	3.4%

²⁴N

mass number	24
neutron number	17
Relative Atomic Mass	24.05039 ± 0.00043 Da
g-factor
natural abundance
Radioactivitat	☢️ radioactive element
Semivida
Espin
nuclear quadrupole moment
data de descobèrta
parity

decay mode	intensity
n (neutron emission)

²⁵N

mass number	25
neutron number	18
Relative Atomic Mass	25.0601 ± 0.00054 Da
g-factor
natural abundance
Radioactivitat	☢️ radioactive element
Semivida
Espin	1/2
nuclear quadrupole moment	0
data de descobèrta
parity	-

decay mode	intensity
n (neutron emission)
2n (2-neutron emission)
β⁻ (β⁻ decay)

istòria

descobridor o inventaire	Daniel Rutherford
luòc de descobèrta	Scotland
data de descobèrta	1772
Etimologia	Greek: nitron and genes, (soda forming).
pronunciation	NYE-treh-gen (English)

source

Abundance
Abundance in Earth's crust	19 mg/kg
natural abundance (Ocean)	0.5 mg/L
natural abundance (còs uman)	2.6 %
natural abundance (meteoroid)	0.14 %
natural abundance (Solelh)	0.1 %
Abundance in Universe	0.1 %

Nuclear Screening Constants

1	s	0.3349
2	p	3.166
2	s	3.1526

Azòt on ChemicalAid

Australian Educational Vocabulary ID	scot/3550
Brockhaus Enzyklopädie online ID	stickstoff
Common Procurement Vocabulary	24111700
Encyclopædia Universalis ID	azote
English Vikidia ID	Nitrogen
EuroVoc ID	4545
French Vikidia ID	Azote
Great Russian Encyclopedia Online ID	1804950
Italian Vikidia ID	Azoto
KBpedia ID	Nitrogen
Klexikon article ID	Stickstoff
Krugosvet article	nauka_i_tehnika/himiya/AZOT.html
Latvian National Encyclopedia Online ID	118915
NALT ID	53079
Namuwiki ID	질소
National Library of Israel J9U ID	987007531393105171
Online PWN Encyclopedia ID	3872890
OpenAlex ID	C2991782629
OpenAlex ID	C537208039
OpenAlex ID	C2992556255
OpenAlex ID	C2993420144
Open Food Facts food additive ID	e941-nitrogen
RxNorm CUI	7456
Römpp online ID	RD-19-04099
Store medisinske leksikon ID	nitrogen
Store norske leksikon ID	nitrogen
UK Archival Thesaurus ID	f2/mt225/4347/4039
UK Parliament thesaurus ID	11951
UNESCO Thesaurus ID	concept3491
USGS Thesaurus ID	1522
WikiSkripta ID	57193
WordNet 3.1 Synset ID	14671413-n
YSO ID	10988
còdi ATC	V03AN04
identificacion NK ČR	ph119645
identificant Art & Arquitectura Thesaurus	300266339
identificant BNE	XX525774
identificant BNF	11975683p
identificant ChEBI	25555
identificant ChemSpider	20473555
identificant Enciclopedia Treccani	azoto
identificant Encyclopædia Britannica en linha	science/nitrogen
identificant Freebase	/m/025s4ld
identificant GND	4125639-6
identificant Gran Enciclopèdia Catalana	0235236
identificant MeSH	D009584
identificant NDF-RT	N0000147408
identificant NDL	00573098
identificant Nationalencyklopedin Online	kväve
identificant PSH	5801
identificant Quora d'un subjècte	Nitrogen
identificant bibliotèca del Congrès	sh85092062
identificant del thesaurus de la BNCF	14013
numèro CAS	17778-88-0
numèro E	E941
sens definit OmegaWiki	2514

Azòt (N)

Proprietat Fisica

Chemical Property

other

Isotopes of Nitrogen

10N

11N

12N

13N

14N

15N

16N

17N

18N

19N

20N

21N

22N

23N

24N

25N

istòria

source

Nuclear Screening Constants

¹⁰N

¹¹N

¹²N

¹³N

¹⁴N

¹⁵N

¹⁶N

¹⁷N

¹⁸N

¹⁹N

²⁰N

²¹N

²²N

²³N

²⁴N

²⁵N