Азот

Азот (N)

chemical element, symbol N and atomic number 7; most abundant element in Earth atmosphere
Atomic Number7
Atomic Weight14.007
mass number14
Group15
Period2
Blockp
Протон7 p+
Нейтрон7 n0
Электрон7 e-
Animated Bohr model of N (Азот)

Physical Property

Атомдук Радиус
65 pm
molar volume
17,3 cm³/mol
covalent radius
71 pm
Metallic Radius
ionic radius
146 pm
Crystal Radius
132 pm
Van der Waals radius
155 pm
density
0,001145 g/cm³
Atomic Radii Of The Elements: Азот0102030405060708090100110120130140150160pmАтомдук РадиусCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

энергия
proton affinity
342,2 kJ/mol
electron affinity
-1,4 eV/particle
ionization energy
14,53413 eV/particle
ionization energy of N (Азот)
enthalpy of vaporization
enthalpy of fusion
standard enthalpy of formation
472,44 kJ/mol
Электрон
electron shell2, 5
Bohr model: N (Азот)
valence electron5 ⓘ
Lewis structure: N (Азот)
electron configuration[He] 2s2 2p3ⓘ
1s2 2s2 2p3
Enhanced Bohr model of N (Азот)
Orbital Diagram of N (Азот)
oxidation number-3, -2, -1, 0, 1, 2, 3, 4, 5
electronegativity
3.04
Electrophilicity Index
1,353269450990578 eV/particle
fundamental state of matter
phase of matterGas
gaseous state of matterDiatomic
Boiling Point
77,355 K
Melting Point
63,15 K
critical pressure
3,3958 MPa
critical temperature
126,192 K
triple point
63,151 K
12,52 kPa
appearance
Түс –
Colorless
appearancecolorless gas, liquid or solid
refractive index
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 ratio7/5
electrical properties
type
electrical conductivity
electrical resistivity
superconductivity
Магнетизм
typediamagnetic
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
түзүм
Crystal StructureSimple Hexagonal (HEX)
lattice constant
4,039 Å
Lattice Anglesπ/2, π/2, 2 π/3
mechanical property
hardness
bulk modulus
shear modulus
Young's modulus
Poisson's ratio
speed of sound
333,6 m/s
classification
CategoryOther nonmetals, Nonmetals
CAS GroupVB
IUPAC GroupVA
Glawe Number88
Mendeleev Number93
Pettifor Number100
Geochemical Classvolatile
Литофиль элементтериatmophile

other

Gas Basicity
318,7 kJ/mol
polarizability
7,4 ± 0,2 a₀
C6 Dispersion Coefficient
24,2 a₀
allotropeDinitrogen
Neutron cross section
1,91
Neutron Mass Absorption
0,0048
Кванттык сандар4S3/2
space group194 (P63/mmc)

Isotopes of Nitrogen

Stable Isotopes2
Unstable Isotopes14
Natural Isotopes2
Isotopic Composition1499.62%1499.62%150.38%150.38%

10N

mass number10
neutron number3
relative atomic mass
10,04165354 ± 0,000429417 Da
g-factor
natural abundance
Радиоактивдүүлүк☢️ Радиоактивдүү элементтер —
half-life
143 ± 36 ys
Спин1
nuclear quadrupole moment
time of discovery or invention2002
parity-
decay modeintensity
p (proton emission)

11N

mass number11
neutron number4
relative atomic mass
11,026157593 ± 0,000005368 Da
g-factor
natural abundance
Радиоактивдүүлүк☢️ Радиоактивдүү элементтер —
half-life
585 ± 7 ys
Спин1/2
nuclear quadrupole moment
0
time of discovery or invention1974
parity+
decay modeintensity
p (proton emission)100%

12N

mass number12
neutron number5
relative atomic mass
12,01861318 ± 0,000001073 Da
g-factor
0,4571 ± 0,0001
natural abundance
Радиоактивдүүлүк☢️ Радиоактивдүү элементтер —
half-life
11 ± 0,016 ms
Спин1
nuclear quadrupole moment
0,01 ± 0,0009
time of discovery or invention1949
parity+
decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+α (β+-delayed α emission)1.93%

13N

mass number13
neutron number6
relative atomic mass
13,005738609 ± 0,000000289 Da
g-factor
0,6438 ± 0,0008
natural abundance
Радиоактивдүүлүк☢️ Радиоактивдүү элементтер —
half-life
9,965 ± 0,004 m
Спин1/2
nuclear quadrupole moment
0
time of discovery or invention1934
parity-
decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

14N

mass number14
neutron number7
relative atomic mass
14,00307400425 ± 0,00000000024 Da
g-factor
0,403573 ± 0,000002
natural abundance
99,6205 ± 0,0247
Радиоактивдүүлүкstable isotope
half-lifeNot Radioactive ☢️
Спин1
nuclear quadrupole moment
time of discovery or invention1920
parity+

15N

mass number15
neutron number8
relative atomic mass
15,00010889827 ± 0,00000000062 Da
g-factor
-0,5661138 ± 0,0000028
natural abundance
0,3795 ± 0,0247
Радиоактивдүүлүкstable isotope
half-lifeNot Radioactive ☢️
Спин1/2
nuclear quadrupole moment
0
time of discovery or invention1929
parity-

16N

mass number16
neutron number9
relative atomic mass
16,006101925 ± 0,00000247 Da
g-factor
0,9928 ± 0,00055
natural abundance
Радиоактивдүүлүк☢️ Радиоактивдүү элементтер —
half-life
7,13 ± 0,02 s
Спин2
nuclear quadrupole moment
-0,018 ± 0,002
time of discovery or invention1933
parity-
decay modeintensity
β− (β− decay)100%
β−α (β−-delayed α emission)0.00154%

17N

mass number17
neutron number10
relative atomic mass
17,008448876 ± 0,000016103 Da
g-factor
0,7104 ± 0,0008
natural abundance
Радиоактивдүүлүк☢️ Радиоактивдүү элементтер —
half-life
4,173 ± 0,004 s
Спин1/2
nuclear quadrupole moment
0
time of discovery or invention1949
parity-
decay modeintensity
β− (β− decay)100%
β− n (β−-delayed neutron emission)95.1%
β−α (β−-delayed α emission)0.0025%

18N

mass number18
neutron number11
relative atomic mass
18,014077563 ± 0,000019935 Da
g-factor
0,3274 ± 0,0004
natural abundance
Радиоактивдүүлүк☢️ Радиоактивдүү элементтер —
half-life
619,2 ± 1,9 ms
Спин1
nuclear quadrupole moment
0,0123 ± 0,0012
time of discovery or invention1964
parity-
decay modeintensity
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 number19
neutron number12
relative atomic mass
19,017022389 ± 0,00001761 Da
g-factor
0,61 ± 0,03
natural abundance
Радиоактивдүүлүк☢️ Радиоактивдүү элементтер —
half-life
336 ± 3 ms
Спин1/2
nuclear quadrupole moment
0
time of discovery or invention1968
parity-
decay modeintensity
β− (β− decay)100%
β− n (β−-delayed neutron emission)41.8%

20N

mass number20
neutron number13
relative atomic mass
20,023367295 ± 0,000084696 Da
g-factor
natural abundance
Радиоактивдүүлүк☢️ Радиоактивдүү элементтер —
half-life
136 ± 3 ms
Спин2
nuclear quadrupole moment
time of discovery or invention1969
parity-
decay modeintensity
β− (β− decay)100%
β− n (β−-delayed neutron emission)42.9%
2n (2-neutron emission)

21N

mass number21
neutron number14
relative atomic mass
21,027087573 ± 0,000143906 Da
g-factor
natural abundance
Радиоактивдүүлүк☢️ Радиоактивдүү элементтер —
half-life
85 ± 5 ms
Спин1/2
nuclear quadrupole moment
0
time of discovery or invention1970
parity-
decay modeintensity
β− (β− decay)100%
β− n (β−-delayed neutron emission)87%
2n (2-neutron emission)

22N

mass number22
neutron number15
relative atomic mass
22,034100918 ± 0,00022306 Da
g-factor
0
natural abundance
Радиоактивдүүлүк☢️ Радиоактивдүү элементтер —
half-life
23 ± 3 ms
Спин0
nuclear quadrupole moment
0
time of discovery or invention1979
parity-
decay modeintensity
β− (β− decay)100%
β− n (β−-delayed neutron emission)34%
2n (2-neutron emission)12%

23N

mass number23
neutron number16
relative atomic mass
23,039421 ± 0,0004515 Da
g-factor
natural abundance
Радиоактивдүүлүк☢️ Радиоактивдүү элементтер —
half-life
13,9 ± 1,4 ms
Спин1/2
nuclear quadrupole moment
0
time of discovery or invention1985
parity-
decay modeintensity
β− (β− decay)100%
β− n (β−-delayed neutron emission)42%
2n (2-neutron emission)8%
3n (3-neutron emission)3.4%

24N

mass number24
neutron number17
relative atomic mass
24,05039 ± 0,00043 Da
g-factor
natural abundance
Радиоактивдүүлүк☢️ Радиоактивдүү элементтер —
half-life
Спин
nuclear quadrupole moment
time of discovery or invention
parity
decay modeintensity
n (neutron emission)

25N

mass number25
neutron number18
relative atomic mass
25,0601 ± 0,00054 Da
g-factor
natural abundance
Радиоактивдүүлүк☢️ Радиоактивдүү элементтер —
half-life
Спин1/2
nuclear quadrupole moment
0
time of discovery or invention
parity-
decay modeintensity
n (neutron emission)
2n (2-neutron emission)
β− (β− decay)
Fluessiger Stickstoff

тарых

discoverer or inventorDaniel Rutherford
location of discoveryScotland
time of discovery or invention1772
ЭтимологияGreek: nitron and genes, (soda forming).
pronunciationNYE-treh-gen (англисче)

source

Abundance
Abundance in Earth's crust
19 mg/kg
natural abundance (Океан)
0,5 mg/L
natural abundance (human body)
2,6 %
natural abundance (meteoroid)
0,14 %
natural abundance (Күн)
0,1 %
Abundance in Universe
0,1 %

Nuclear Screening Constants

1s0.3349
2p3.166
2s3.1526
Азот on ChemicalAid