Natrij[um]

Natrij[um] (Na)

hemijski element sa simbolom Na i atomskim brojem 11
Atomic Number11
Atomic Weight22.98976928
Maseni broj23
Group1
Period3
Blocks
Proton11 p+
Neutron12 n0
Elektron11 e-
Animated Bohrov model atoma of Na (Natrij[um])

Physical Property

Atomski Radijus
180 pm
Molarni volumen
covalent radius
155 pm
Metallic Radius
157 pm
Ionski radijus
99 pm
Crystal Radius
113 pm
Van der Waalsov radijus
227 pm
gustoća
0,97 g/cm³
Atomic Radii Of The Elements: Natrij[um]0102030405060708090100110120130140150160170180190200210220230pmAtomski RadijusCovalent RadiusMetallic RadiusVan der Waalsov radijus

Chemical Property

energija
proton affinity
electron affinity
0,547926 eV/particle
ionization energy
5,1390767 eV/particle
ionization energy of Na (Natrij[um])
Toplota isparavanja
97,9 kJ/mol
toplota topljenja
2,64 kJ/mol
standard enthalpy of formation
107,5 kJ/mol
Elektron
electron shell2, 8, 1
Bohrov model atoma: Na (Natrij[um])
Valentni elektron1
Lewis structure: Na (Natrij[um])
electron configuration[Ne] 3s1
1s2 2s2 2p6 3s1
Enhanced Bohrov model atoma of Na (Natrij[um])
Orbital Diagram of Na (Natrij[um])
oksidacijsko stanje-1, 0, 1
Elektronegativnost
0.93
Electrophilicity Index
0,8805526605183994 eV/particle
fundamental state of matter
agregatno stanjeSolid
gaseous state of matter
Boiling Point
1.156,09 K
Melting Point
370,944 K
critical pressure
35 MPa
Kritična temperatura
2.573,15 K
Trojna tačka
appearance
boja
Silver
appearancesilvery white metallic
Indeks prelamanja
thermodynamic material property
Thermal Conductivity
thermal expansion
0,00007 1/K
molar heat capacity
28,23 J/(mol K)
Specific Heat Capacity
1,228 J/(g⋅K)
heat capacity ratio
electrical properties
typeConductor
Specifična električna provodljivost
21 MS/m
electrical resistivity
0,00000004699999999998 m Ω
Superprovodljivost
Magnetizam
typeparamagnetic
magnetic susceptibility (Mass)
0,0000000088 m³/Kg
magnetic susceptibility (Molar)
0,0000000002 m³/mol
magnetic susceptibility (Volume)
0,0000086
magnetic ordering
Kirijeva tačka
Néel temperature
struktura
Crystal StructureBody Centered Cubic (BCC)
lattice constant
4,23 Å
Lattice Anglesπ/2, π/2, π/2
mechanical property
Tvrdoća
0,5 MPa
bulk modulus
6,3 GPa
shear modulus
3,3 GPa
Young's modulus
10 GPa
Poisson's ratio
Brzina zvuka
3.200 m/s
klasifikacija
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
Kvantni brojevi2S1/2
space group229 (Im_3m)

Isotopes of Sodium

Stable Isotopes1
Unstable Isotopes22
Natural Isotopes1

17Na

Maseni broj17
broj neutrona6
relative atomic mass
17,037273 ± 0,000064 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin1/2
nuclear quadrupole moment
0
datum otkrića2017
parity+

decay modeintensity
p (proton emission)100%

18Na

Maseni broj18
broj neutrona7
relative atomic mass
18,026879388 ± 0,000100785 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
1,3 ± 0,4 zs
spin1
nuclear quadrupole moment
datum otkrića2004
parity-

decay modeintensity
p (proton emission)

19Na

Maseni broj19
broj neutrona8
relative atomic mass
19,013880264 ± 0,000011309 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin5/2
nuclear quadrupole moment
datum otkrića1969
parity+

decay modeintensity
p (proton emission)100%

20Na

Maseni broj20
broj neutrona9
relative atomic mass
20,007354301 ± 0,00000119 Da
g-factor
0,1847 ± 0,0001
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
447,9 ± 2,3 ms
spin2
nuclear quadrupole moment
0,101 ± 0,008
datum otkrića1950
parity+

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

21Na

Maseni broj21
broj neutrona10
relative atomic mass
20,997654459 ± 0,000000045 Da
g-factor
1,5907333333333 ± 0,000026666666666667
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
22,455 ± 0,0054 s
spin3/2
nuclear quadrupole moment
0,138 ± 0,011
datum otkrića1940
parity+

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

22Na

Maseni broj22
broj neutrona11
relative atomic mass
21,994437547 ± 0,000000141 Da
g-factor
0,582 ± 0,001
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
2,6019 ± 0,0006 y
spin3
nuclear quadrupole moment
0,18 ± 0,011
datum otkrića1935
parity+

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

23Na

Maseni broj23
broj neutrona12
relative atomic mass
22,98976928195 ± 0,00000000194 Da
g-factor
1,4783333333333 ± 0,00002
natural abundance
100
Radioaktivnoststable isotope
Vrijeme poluraspadaNot Radioactive ☢️
spin3/2
nuclear quadrupole moment
0,104 ± 0,001
datum otkrića1921
parity+

24Na

Maseni broj24
broj neutrona13
relative atomic mass
23,990963012 ± 0,000000017 Da
g-factor
0,422575 ± 0,0002
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
14,956 ± 0,0015 h
spin4
nuclear quadrupole moment
datum otkrića1934
parity+

decay modeintensity
β (β decay)100%

25Na

Maseni broj25
broj neutrona14
relative atomic mass
24,989953974 ± 0,000001288 Da
g-factor
1,4732 ± 0,0016
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
59,1 ± 0,6 s
spin5/2
nuclear quadrupole moment
0,0015 ± 0,0003
datum otkrića1943
parity+

decay modeintensity
β (β decay)100%

26Na

Maseni broj26
broj neutrona15
relative atomic mass
25,992634649 ± 0,000003759 Da
g-factor
0,95033333333333 ± 0,00066666666666667
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
1.071,28 ± 0,25 ms
spin3
nuclear quadrupole moment
-0,0053 ± 0,0002
datum otkrića1958
parity+

decay modeintensity
β (β decay)100%

27Na

Maseni broj27
broj neutrona16
relative atomic mass
26,994076408 ± 0,000004 Da
g-factor
1,558 ± 0,002
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
301 ± 6 ms
spin5/2
nuclear quadrupole moment
-0,0071 ± 0,0003
datum otkrića1968
parity+

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

28Na

Maseni broj28
broj neutrona17
relative atomic mass
27,998939 ± 0,000011 Da
g-factor
2,426 ± 0,003
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
33,1 ± 1,3 ms
spin1
nuclear quadrupole moment
0,389 ± 0,011
datum otkrića1969
parity+

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

29Na

Maseni broj29
broj neutrona18
relative atomic mass
29,002877091 ± 0,000007876 Da
g-factor
1,6326666666667 ± 0,0053333333333333
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
43,2 ± 0,4 ms
spin3/2
nuclear quadrupole moment
0,085 ± 0,003
datum otkrića1969
parity+

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

30Na

Maseni broj30
broj neutrona19
relative atomic mass
30,009097931 ± 0,000005074 Da
g-factor
1,0415 ± 0,005
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
45,9 ± 0,7 ms
spin2
nuclear quadrupole moment
datum otkrića1969
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

Maseni broj31
broj neutrona20
relative atomic mass
31,013146654 ± 0,000015 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
16,8 ± 0,3 ms
spin3/2
nuclear quadrupole moment
datum otkrića1969
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

Maseni broj32
broj neutrona21
relative atomic mass
32,020011024 ± 0,00004 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
12,9 ± 0,3 ms
spin3
nuclear quadrupole moment
datum otkrića1972
parity-

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

33Na

Maseni broj33
broj neutrona22
relative atomic mass
33,025529 ± 0,000483 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
8,2 ± 0,4 ms
spin3/2
nuclear quadrupole moment
datum otkrića1972
parity+

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

34Na

Maseni broj34
broj neutrona23
relative atomic mass
34,03401 ± 0,0006435 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
5,5 ± 1 ms
spin1
nuclear quadrupole moment
datum otkrića1983
parity+

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

35Na

Maseni broj35
broj neutrona24
relative atomic mass
35,040614 ± 0,00072 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
1,5 ± 0,5 ms
spin3/2
nuclear quadrupole moment
datum otkrića1983
parity+

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

36Na

Maseni broj36
broj neutrona25
relative atomic mass
36,049279 ± 0,000737 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin
nuclear quadrupole moment
datum otkrića
parity

decay modeintensity
n (neutron emission)

37Na

Maseni broj37
broj neutrona26
relative atomic mass
37,057042 ± 0,000737 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin3/2
nuclear quadrupole moment
datum otkrića2002
parity+

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

38Na

Maseni broj38
broj neutrona27
relative atomic mass
38,066458 ± 0,000768 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin
nuclear quadrupole moment
datum otkrića
parity

decay modeintensity
n (neutron emission)

39Na

Maseni broj39
broj neutrona28
relative atomic mass
39,075123 ± 0,000797 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin3/2
nuclear quadrupole moment
datum otkrića2019
parity+

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

historija

otkrivač ili izumiteljSir Humphrey Davy
mjesto otkrićaEngland
datum otkrića1807
EtimologijaMedieval Latin: sodanum, (headache remedy); symbol from Latin natrium, (sodium carbonate).
pronunciationSO-di-em (engleski)

izvor

Abundance
Abundance in Earth's crust
23.600 mg/kg
natural abundance (okean)
10.800 mg/L
natural abundance (ljudsko tijelo)
0,14 %
natural abundance (Meteoroidi)
0,55 %
natural abundance (Sunce)
0,004 %
Abundance in Universe
0,002 %

Nuclear Screening Constants

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