Lämmastik (N)

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

Atomic Number	7
Atomic Weight	14.007
massiarv	14

Group	15
Period	2
Block	p

prooton	7 p⁺
neutron	7 n⁰
elektron	7 e^-

Animated Bohri aatomiteooria of N (Lämmastik)

Füüsikalised Omadused

Aatomiraadius	65 pm 179 pm
molaarruumala	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
Van der Waals radius	160 pm 155 pm 366,21 pm 155 pm 193 pm 164 pm 366 pm
density	0,001145 g/cm³

Keemilised Omadused

{ERROR}

energia

proton affinity	342,2 kJ/mol
Elektronafiinsus	−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

aurustumissoojus
sulamissoojus
standard enthalpy of formation	472,44 kJ/mol
elektron

elektronkiht	2, 5

valentselektron	5 ⓘ

elektronkonfiguratsioon	[He] 2s² 2p³ⓘ 1s² 2s² 2p³

oksüdatsiooniaste	-3, -2, -1, 0, 1, 2, 3, 4, 5
elektronegatiivsus	18,13 eV/particle 0.26493 3.04
Electrophilicity Index	1,353269450990578 eV/particle
fundamental state of matter

phase of matter
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
kolmikpunkt	63,151 K 12,52 kPa
Välimus
värvus	Black #8f8fff #3050f8 #3753bb
Välimus	colorless gas, liquid or solid
Murdumisnäitaja	1,000298
thermodynamic material property
Thermal Conductivity	0,026 W/(m K)
soojuspaisumine
molar heat capacity	29,124 J/(mol K)
Specific Heat Capacity	1,04 J/(g⋅K)
heat capacity ratio	7/5
electrical properties
type
Elektrijuhtivus
Eritakistus
Ülijuhtivus
Magnetism
type	diamagnetic
Magnetiline vastuvõtlikkus (Mass)	−0,0000000054 m³/Kg
Magnetiline vastuvõtlikkus (Molar)	−0,00000000015 m³/mol
Magnetiline vastuvõtlikkus (Volume)	−0,0000000068
magnetic ordering
Curie punkt
Néel temperature
struktuur
Crystal Structure	{ERROR}
lattice constant	4,039 Å
Lattice Angles	π/2, π/2, 2 π/3
mechanical property
kõvadus
Ruumpaisumismoodul
Nihkeelastsusmoodul
Normaalelastsusmoodul
Poissoni tegur
heli kiirus	333,6 m/s
Klassifitseerimine
Category	Actinides, Nonmetals
CAS Group	VB
IUPAC Group	VA
Glawe Number	88
Mendeleev Number	93
Pettifor Number	100
Geochemical Class	volatile
Goldschmidt classification	atmophile

teine

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
Kvantarv	4S3/2
space group	194 (P63/mmc)

Isotopes of Nitrogen

Stable Isotopes	2
Unstable Isotopes	14
Natural Isotopes	2

¹⁰N

massiarv	10
neutron number	3
Relative Atomic Mass	10,04165354 ± 0,000429417 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	143 ± 36 ys
spinn	1
nuclear quadrupole moment
avastamise aeg	2002
parity	-

decay mode	Intensiivsus
p (proton emission)

¹¹N

massiarv	11
neutron number	4
Relative Atomic Mass	11,026157593 ± 0,000005368 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	585 ± 7 ys
spinn	1/2
nuclear quadrupole moment	0
avastamise aeg	1974
parity	+

decay mode	Intensiivsus
p (proton emission)	100%

¹²N

massiarv	12
neutron number	5
Relative Atomic Mass	12,01861318 ± 0,000001073 Da
g-factor	0,4571 ± 0,0001
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	11 ± 0,016 ms
spinn	1
nuclear quadrupole moment	0,01 ± 0,0009
avastamise aeg	1949
parity	+

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

¹³N

massiarv	13
neutron number	6
Relative Atomic Mass	13,005738609 ± 0,000000289 Da
g-factor	0,6438 ± 0,0008
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	9,965 ± 0,004 m
spinn	1/2
nuclear quadrupole moment	0
avastamise aeg	1934
parity	-

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

¹⁴N

massiarv	14
neutron number	7
Relative Atomic Mass	14,00307400425 ± 0,00000000024 Da
g-factor	0,403573 ± 0,000002
natural abundance	99,6205 ± 0,0247
radioaktiivsus	Stabiilne isotoop
Poolestusaeg	Not Radioactive ☢️
spinn	1
nuclear quadrupole moment
avastamise aeg	1920
parity	+

¹⁵N

massiarv	15
neutron number	8
Relative Atomic Mass	15,00010889827 ± 0,00000000062 Da
g-factor	−0,5661138 ± 0,0000028
natural abundance	0,3795 ± 0,0247
radioaktiivsus	Stabiilne isotoop
Poolestusaeg	Not Radioactive ☢️
spinn	1/2
nuclear quadrupole moment	0
avastamise aeg	1929
parity	-

¹⁶N

massiarv	16
neutron number	9
Relative Atomic Mass	16,006101925 ± 0,00000247 Da
g-factor	0,9928 ± 0,00055
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	7,13 ± 0,02 s
spinn	2
nuclear quadrupole moment	−0,018 ± 0,002
avastamise aeg	1933
parity	-

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

¹⁷N

massiarv	17
neutron number	10
Relative Atomic Mass	17,008448876 ± 0,000016103 Da
g-factor	0,7104 ± 0,0008
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	4,173 ± 0,004 s
spinn	1/2
nuclear quadrupole moment	0
avastamise aeg	1949
parity	-

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

¹⁸N

massiarv	18
neutron number	11
Relative Atomic Mass	18,014077563 ± 0,000019935 Da
g-factor	0,3274 ± 0,0004
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	619,2 ± 1,9 ms
spinn	1
nuclear quadrupole moment	0,0123 ± 0,0012
avastamise aeg	1964
parity	-

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

¹⁹N

massiarv	19
neutron number	12
Relative Atomic Mass	19,017022389 ± 0,00001761 Da
g-factor	0,61 ± 0,03
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	336 ± 3 ms
spinn	1/2
nuclear quadrupole moment	0
avastamise aeg	1968
parity	-

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

²⁰N

massiarv	20
neutron number	13
Relative Atomic Mass	20,023367295 ± 0,000084696 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	136 ± 3 ms
spinn	2
nuclear quadrupole moment
avastamise aeg	1969
parity	-

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

²¹N

massiarv	21
neutron number	14
Relative Atomic Mass	21,027087573 ± 0,000143906 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	85 ± 5 ms
spinn	1/2
nuclear quadrupole moment	0
avastamise aeg	1970
parity	-

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

²²N

massiarv	22
neutron number	15
Relative Atomic Mass	22,034100918 ± 0,00022306 Da
g-factor	0
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	23 ± 3 ms
spinn	0
nuclear quadrupole moment	0
avastamise aeg	1979
parity	-

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

²³N

massiarv	23
neutron number	16
Relative Atomic Mass	23,039421 ± 0,0004515 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	13,9 ± 1,4 ms
spinn	1/2
nuclear quadrupole moment	0
avastamise aeg	1985
parity	-

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

²⁴N

massiarv	24
neutron number	17
Relative Atomic Mass	24,05039 ± 0,00043 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg
spinn
nuclear quadrupole moment
avastamise aeg
parity

decay mode	Intensiivsus
n (neutron emission)

²⁵N

massiarv	25
neutron number	18
Relative Atomic Mass	25,0601 ± 0,00054 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg
spinn	1/2
nuclear quadrupole moment	0
avastamise aeg
parity	-

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

ajalugu

leiutaja või avastaja	Daniel Rutherford
location of discovery	Scotland
avastamise aeg	1772
etümoloogia	Greek: nitron and genes, (soda forming).
pronunciation	NYE-treh-gen (inglise)

allikas

Abundance
Abundance in Earth's crust	19 mg/kg
natural abundance (ookean)	0,5 mg/L
natural abundance (Inimkeha)	2,6 %
natural abundance (meteoorkeha)	0,14 %
natural abundance (Päike)	0,1 %
Abundance in Universe	0,1 %

Nuclear Screening Constants

1	s	0.3349
2	p	3.166
2	s	3.1526

Lämmastik on ChemicalAid

Lämmastik (N)

Füüsikalised Omadused

Keemilised Omadused

teine

Isotopes of Nitrogen

10N

11N

12N

13N

14N

15N

16N

17N

18N

19N

20N

21N

22N

23N

24N

25N

ajalugu

allikas

Nuclear Screening Constants

¹⁰N

¹¹N

¹²N

¹³N

¹⁴N

¹⁵N

¹⁶N

¹⁷N

¹⁸N

¹⁹N

²⁰N

²¹N

²²N

²³N

²⁴N

²⁵N