Stikstof

Stikstof (N)

chemical element, symbol N and atomic number 7; most abundant element in Earth atmosphere
Atomic Number7
Atomic Weight14.007
Massagetal14
Group15
Period2
Blockp
proton7 p+
neutron7 n0
elektron7 e-
Animated Bohr model of N (Stikstof)

Physical Property

Atoomradius
65 pm
molar volume
Covalent Radius
71 pm
Metallic Radius
Ioonradius
146 pm
Crystal Radius
132 pm
Van der Waals radius
155 pm
density
0,001145 g/cm³
Atomic Radii Of The Elements: Stikstof0102030405060708090100110120130140150160pmAtoomradiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

energie
proton affinity
342,2 kJ/mol
electron affinity
ionization energy
14,53413 eV/particle
ionization energy of N (Stikstof)
Verdampingswarmte
smeltingswarmte
Vormingsentalpie
472,44 kJ/mol
elektron
Elektronskil2, 5
Bohr model: N (Stikstof)
Valenselektrone5
Lewisteorie: N (Stikstof)
elektronkonfigurasie[He] 2s2 2p3
1s2 2s2 2p3
Enhanced Bohr model of N (Stikstof)
Orbital Diagram of N (Stikstof)
Oksidasietoestand-3, -2, -1, 0, 1, 2, 3, 4, 5
Elektronegatiwiteit
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
kleur
Colorless
appearancecolorless gas, liquid or solid
Brekingsindeks
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
heat capacity ratio7/5
electrical properties
type
Geleidingsvermoë
Elektriese resistiwiteit
superconductivity
Magnetisme
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
structure
Crystal StructureSimple Hexagonal (HEX)
lattice constant
4,039 Å
Lattice Anglesπ/2, π/2, 2 π/3
mechanical property
hardness
Massamodulus
Skuifmodulus
Young se modulus
Poisson se verhouding
Spoed van klank
333,6 m/s
classification
CategoryOther nonmetals, Nonmetals
CAS GroupVB
IUPAC GroupVA
Glawe Number88
Mendeleev Number93
Pettifor Number100
Geochemical Classvolatile
Goldschmidt classificationatmophile

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
quantum number4S3/2
Ruimtegroep194 (P63/mmc)

Isotopes of Nitrogen

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

10N

Massagetal10
neutron number3
relative atomic mass
10,04165354 ± 0,000429417 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
143 ± 36 ys
spin1
nuclear quadrupole moment
ontdekkingsdatum2002
parity-

decay modeintensity
p (proton emission)

11N

Massagetal11
neutron number4
relative atomic mass
11,026157593 ± 0,000005368 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
585 ± 7 ys
spin1/2
nuclear quadrupole moment
0
ontdekkingsdatum1974
parity+

decay modeintensity
p (proton emission)100%

12N

Massagetal12
neutron number5
relative atomic mass
12,01861318 ± 0,000001073 Da
g-factor
0,4571 ± 0,0001
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
11 ± 0,016 ms
spin1
nuclear quadrupole moment
0,01 ± 0,0009
ontdekkingsdatum1949
parity+

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

13N

Massagetal13
neutron number6
relative atomic mass
13,005738609 ± 0,000000289 Da
g-factor
0,6438 ± 0,0008
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
9,965 ± 0,004 m
spin1/2
nuclear quadrupole moment
0
ontdekkingsdatum1934
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

14N

Massagetal14
neutron number7
relative atomic mass
14,00307400425 ± 0,00000000024 Da
g-factor
0,403573 ± 0,000002
natural abundance
99,6205 ± 0,0247
radioaktiwiteitStabiele isotoop
HalfleeftydNot Radioactive ☢️
spin1
nuclear quadrupole moment
ontdekkingsdatum1920
parity+

15N

Massagetal15
neutron number8
relative atomic mass
15,00010889827 ± 0,00000000062 Da
g-factor
-0,5661138 ± 0,0000028
natural abundance
0,3795 ± 0,0247
radioaktiwiteitStabiele isotoop
HalfleeftydNot Radioactive ☢️
spin1/2
nuclear quadrupole moment
0
ontdekkingsdatum1929
parity-

16N

Massagetal16
neutron number9
relative atomic mass
16,006101925 ± 0,00000247 Da
g-factor
0,9928 ± 0,00055
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
7,13 ± 0,02 s
spin2
nuclear quadrupole moment
-0,018 ± 0,002
ontdekkingsdatum1933
parity-

decay modeintensity
β (β decay)100%
βα (β-delayed α emission)0.00154%

17N

Massagetal17
neutron number10
relative atomic mass
17,008448876 ± 0,000016103 Da
g-factor
0,7104 ± 0,0008
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
4,173 ± 0,004 s
spin1/2
nuclear quadrupole moment
0
ontdekkingsdatum1949
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)95.1%
βα (β-delayed α emission)0.0025%

18N

Massagetal18
neutron number11
relative atomic mass
18,014077563 ± 0,000019935 Da
g-factor
0,3274 ± 0,0004
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
619,2 ± 1,9 ms
spin1
nuclear quadrupole moment
0,0123 ± 0,0012
ontdekkingsdatum1964
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)7%
βα (β-delayed α emission)12.2%
2n (2-neutron emission)

19N

Massagetal19
neutron number12
relative atomic mass
19,017022389 ± 0,00001761 Da
g-factor
0,61 ± 0,03
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
336 ± 3 ms
spin1/2
nuclear quadrupole moment
0
ontdekkingsdatum1968
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)41.8%

20N

Massagetal20
neutron number13
relative atomic mass
20,023367295 ± 0,000084696 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
136 ± 3 ms
spin2
nuclear quadrupole moment
ontdekkingsdatum1969
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)42.9%
2n (2-neutron emission)

21N

Massagetal21
neutron number14
relative atomic mass
21,027087573 ± 0,000143906 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
85 ± 5 ms
spin1/2
nuclear quadrupole moment
0
ontdekkingsdatum1970
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)87%
2n (2-neutron emission)

22N

Massagetal22
neutron number15
relative atomic mass
22,034100918 ± 0,00022306 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
23 ± 3 ms
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1979
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)34%
2n (2-neutron emission)12%

23N

Massagetal23
neutron number16
relative atomic mass
23,039421 ± 0,0004515 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
13,9 ± 1,4 ms
spin1/2
nuclear quadrupole moment
0
ontdekkingsdatum1985
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

Massagetal24
neutron number17
relative atomic mass
24,05039 ± 0,00043 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
spin
nuclear quadrupole moment
ontdekkingsdatum
parity

decay modeintensity
n (neutron emission)

25N

Massagetal25
neutron number18
relative atomic mass
25,0601 ± 0,00054 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
spin1/2
nuclear quadrupole moment
0
ontdekkingsdatum
parity-

decay modeintensity
n (neutron emission)
2n (2-neutron emission)
β (β decay)
Fluessiger Stickstoff

geskiedenis

Ontdek deurDaniel Rutherford
ligging van ontdekkingScotland
ontdekkingsdatum1772
etimologieGreek: nitron and genes, (soda forming).
uitspraakNYE-treh-gen (Engels)

source

Abundance
Abundance in Earth's crust
natural abundance (oseaan)
0,5 mg/L
natural abundance (human body)
2,6 %
natural abundance (Meteoroïde)
0,14 %
natural abundance (Son)
0,1 %
Abundance in Universe
0,1 %

Nuclear Screening Constants

1s0.3349
2p3.166
2s3.1526