Натрий

Натрий (Na)

chemical element with symbol Na and atomic number 11
Atomic Number11
Atomic Weight22.98976928
Адади массавӣ23
Group1
Period3
Blocks
proton11 p+
neutron12 n0
electron11 e-
Animated Bohr model of Na (Натрий)

Хусусияти Физикӣ

Atomic Radius
180 pm
molar volume
covalent radius
155 pm
Metallic Radius
157 pm
ionic radius
99 pm
Crystal Radius
113 pm
Van der Waals radius
227 pm
зичӣ
0,97 g/cm³
Atomic Radii Of The Elements: Натрий0102030405060708090100110120130140150160170180190200210220230pmAtomic RadiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

энергия
proton affinity
electron affinity
0,547926 eV/particle
ionization energy
5,1390767 eV/particle
ionization energy of Na (Натрий)
enthalpy of vaporization
97,9 kJ/mol
гармои гудозиш
2,64 kJ/mol
standard enthalpy of formation
107,5 kJ/mol
electron
Абри электронӣ2, 8, 1
Bohr model: Na (Натрий)
valence electron1
Lewis structure: Na (Натрий)
electron configuration[Ne] 3s1
1s2 2s2 2p6 3s1
Enhanced Bohr model of Na (Натрий)
Orbital Diagram of Na (Натрий)
oxidation number-1, 0, 1
electronegativity
0.93
Electrophilicity Index
0,8805526605183994 eV/particle
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
1 156,09 K
Melting Point
370,944 K
critical pressure
35 MPa
critical temperature
2 573,15 K
triple point
appearance
Ранг
Silver
appearancesilvery white metallic
refractive index
thermodynamic material property
Thermal Conductivity
thermal expansion
0,00007 1/K
molar heat capacity
28,23 J/(mol K)
Specific Heat Capacity
heat capacity ratio
electrical properties
навъConductor
electrical conductivity
21 MS/m
electrical resistivity
0,00000004699999999998 m Ω
superconductivity
magnetism
навъparamagnetic
magnetic susceptibility (Mass)
0,0000000088 m³/Kg
magnetic susceptibility (Molar)
0,0000000002 m³/mol
magnetic susceptibility (Volume)
0,0000086
magnetic ordering
Curie temperature
Néel temperature
сохт
Crystal StructureBody Centered Cubic (BCC)
lattice constant
4,23 Å
Lattice Anglesπ/2, π/2, π/2
mechanical property
hardness
0,5 MPa
bulk modulus
6,3 GPa
shear modulus
3,3 GPa
Young's modulus
10 GPa
Poisson's ratio
speed of sound
3 200 m/s
classification
CategoryAlkali metals, Alkali metals
CAS GroupIA
IUPAC GroupIA
Glawe Number11
Mendeleev Number2
Pettifor Number11
Geochemical Classmajor
Goldschmidt classificationlitophile

other

Gas Basicity
polarizability
162,7 ± 0,5 a₀
C6 Dispersion Coefficient
1 518 a₀
allotrope
Neutron cross section
0,53
Neutron Mass Absorption
0,0007
ададҳои квантӣ2S1/2
space group229 (Im_3m)

Isotopes of Sodium

Stable Isotopes1
Unstable Isotopes22
Natural Isotopes1

17Na

Адади массавӣ17
neutron number6
relative atomic mass
17,037273 ± 0,000064 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin1/2
nuclear quadrupole moment
0
таърихи кашф2017
parity+

decay modeintensity
p (proton emission)100%

18Na

Адади массавӣ18
neutron number7
relative atomic mass
18,026879388 ± 0,000100785 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
1,3 ± 0,4 zs
spin1
nuclear quadrupole moment
таърихи кашф2004
parity-

decay modeintensity
p (proton emission)

19Na

Адади массавӣ19
neutron number8
relative atomic mass
19,013880264 ± 0,000011309 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin5/2
nuclear quadrupole moment
таърихи кашф1969
parity+

decay modeintensity
p (proton emission)100%

20Na

Адади массавӣ20
neutron number9
relative atomic mass
20,007354301 ± 0,00000119 Da
g-factor
0,1847 ± 0,0001
natural abundance
radioactivity☢️ radioactive element
half-life
447,9 ± 2,3 ms
spin2
nuclear quadrupole moment
0,101 ± 0,008
таърихи кашф1950
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+α (β+-delayed α emission)25%

21Na

Адади массавӣ21
neutron number10
relative atomic mass
20,997654459 ± 0,000000045 Da
g-factor
1,5907333333333 ± 0,000026666666666667
natural abundance
radioactivity☢️ radioactive element
half-life
22,455 ± 0,0054 s
spin3/2
nuclear quadrupole moment
0,138 ± 0,011
таърихи кашф1940
parity+

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

22Na

Адади массавӣ22
neutron number11
relative atomic mass
21,994437547 ± 0,000000141 Da
g-factor
0,582 ± 0,001
natural abundance
radioactivity☢️ radioactive element
half-life
2,6019 ± 0,0006 y
spin3
nuclear quadrupole moment
0,18 ± 0,011
таърихи кашф1935
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
e+ (positron emission)90.57%
ϵ (electron capture)9.43%

23Na

Адади массавӣ23
neutron number12
relative atomic mass
22,98976928195 ± 0,00000000194 Da
g-factor
1,4783333333333 ± 0,00002
natural abundance
100
radioactivitystable isotope
half-lifeNot Radioactive ☢️
spin3/2
nuclear quadrupole moment
0,104 ± 0,001
таърихи кашф1921
parity+

24Na

Адади массавӣ24
neutron number13
relative atomic mass
23,990963012 ± 0,000000017 Da
g-factor
0,422575 ± 0,0002
natural abundance
radioactivity☢️ radioactive element
half-life
14,956 ± 0,0015 h
spin4
nuclear quadrupole moment
таърихи кашф1934
parity+

decay modeintensity
β (β decay)100%

25Na

Адади массавӣ25
neutron number14
relative atomic mass
24,989953974 ± 0,000001288 Da
g-factor
1,4732 ± 0,0016
natural abundance
radioactivity☢️ radioactive element
half-life
59,1 ± 0,6 s
spin5/2
nuclear quadrupole moment
0,0015 ± 0,0003
таърихи кашф1943
parity+

decay modeintensity
β (β decay)100%

26Na

Адади массавӣ26
neutron number15
relative atomic mass
25,992634649 ± 0,000003759 Da
g-factor
0,95033333333333 ± 0,00066666666666667
natural abundance
radioactivity☢️ radioactive element
half-life
1 071,28 ± 0,25 ms
spin3
nuclear quadrupole moment
-0,0053 ± 0,0002
таърихи кашф1958
parity+

decay modeintensity
β (β decay)100%

27Na

Адади массавӣ27
neutron number16
relative atomic mass
26,994076408 ± 0,000004 Da
g-factor
1,558 ± 0,002
natural abundance
radioactivity☢️ radioactive element
half-life
301 ± 6 ms
spin5/2
nuclear quadrupole moment
-0,0071 ± 0,0003
таърихи кашф1968
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)0.098%

28Na

Адади массавӣ28
neutron number17
relative atomic mass
27,998939 ± 0,000011 Da
g-factor
2,426 ± 0,003
natural abundance
radioactivity☢️ radioactive element
half-life
33,1 ± 1,3 ms
spin1
nuclear quadrupole moment
0,389 ± 0,011
таърихи кашф1969
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)0.58%

29Na

Адади массавӣ29
neutron number18
relative atomic mass
29,002877091 ± 0,000007876 Da
g-factor
1,6326666666667 ± 0,0053333333333333
natural abundance
radioactivity☢️ radioactive element
half-life
43,2 ± 0,4 ms
spin3/2
nuclear quadrupole moment
0,085 ± 0,003
таърихи кашф1969
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)22%
2n (2-neutron emission)

30Na

Адади массавӣ30
neutron number19
relative atomic mass
30,009097931 ± 0,000005074 Da
g-factor
1,0415 ± 0,005
natural abundance
radioactivity☢️ radioactive element
half-life
45,9 ± 0,7 ms
spin2
nuclear quadrupole moment
таърихи кашф1969
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)28.6%
2n (2-neutron emission)1.24%
βα (β-delayed α emission)5.5%

31Na

Адади массавӣ31
neutron number20
relative atomic mass
31,013146654 ± 0,000015 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
16,8 ± 0,3 ms
spin3/2
nuclear quadrupole moment
таърихи кашф1969
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)36%
2n (2-neutron emission)0.73%
3n (3-neutron emission)0.05%

32Na

Адади массавӣ32
neutron number21
relative atomic mass
32,020011024 ± 0,00004 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
12,9 ± 0,3 ms
spin3
nuclear quadrupole moment
таърихи кашф1972
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)26%
2n (2-neutron emission)7.6%

33Na

Адади массавӣ33
neutron number22
relative atomic mass
33,025529 ± 0,000483 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
8,2 ± 0,4 ms
spin3/2
nuclear quadrupole moment
таърихи кашф1972
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)47%
2n (2-neutron emission)13%

34Na

Адади массавӣ34
neutron number23
relative atomic mass
34,03401 ± 0,0006435 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
5,5 ± 1 ms
spin1
nuclear quadrupole moment
таърихи кашф1983
parity+

decay modeintensity
β (β decay)100%
2n (2-neutron emission)50%
β n (β-delayed neutron emission)15%

35Na

Адади массавӣ35
neutron number24
relative atomic mass
35,040614 ± 0,00072 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
1,5 ± 0,5 ms
spin3/2
nuclear quadrupole moment
таърихи кашф1983
parity+

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

36Na

Адади массавӣ36
neutron number25
relative atomic mass
36,049279 ± 0,000737 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin
nuclear quadrupole moment
таърихи кашф
parity

decay modeintensity
n (neutron emission)

37Na

Адади массавӣ37
neutron number26
relative atomic mass
37,057042 ± 0,000737 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin3/2
nuclear quadrupole moment
таърихи кашф2002
parity+

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)

38Na

Адади массавӣ38
neutron number27
relative atomic mass
38,066458 ± 0,000768 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin
nuclear quadrupole moment
таърихи кашф
parity

decay modeintensity
n (neutron emission)

39Na

Адади массавӣ39
neutron number28
relative atomic mass
39,075123 ± 0,000797 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin3/2
nuclear quadrupole moment
таърихи кашф2019
parity+

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)
Sodium Atom

таърих

кошифSir Humphrey Davy
макони кашфEngland
таърихи кашф1807
РешашиносӣMedieval Latin: sodanum, (headache remedy); symbol from Latin natrium, (sodium carbonate).
pronunciationSO-di-em (Англисӣ)

source

Abundance
Abundance in Earth's crust
23 600 mg/kg
natural abundance (Уқёнус)
10 800 mg/L
natural abundance (human body)
0,14 %
natural abundance (meteoroid)
0,55 %
natural abundance (Офтоб)
0,004 %
Abundance in Universe
0,002 %

Nuclear Screening Constants

1s0.3741
2p4.1982
2s4.4286
3s8.4926