Barium

Barium (Ba)

chemical element with symbol Ba and atomic number 56
Atomic Number56
Atomic Weight137.327
Numri i masës138
Group2
Period6
Blocks
protoni56 p+
neutroni82 n0
elektroni56 e-
Animated Bohr model of Ba (Barium)

Tipar Fizik

Atomic Radius
molar volume
covalent radius
Metallic Radius
ionic radius
Crystal Radius
Van der Waals radius
density
Atomic Radii Of The Elements: Barium0102030405060708090100110120130140150160170180190200210220230240250260270pmAtomic RadiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

energjia
proton affinity
electron affinity
ionization energy
ionization energy of Ba (Barium)
enthalpy of vaporization
enthalpy of fusion
standard enthalpy of formation
elektroni
electron shell2, 8, 18, 18, 8, 2
Bohr model: Ba (Barium)
valence electron2
Lewis structure: Ba (Barium)
konfigurimi i elektronit[Xe] 6s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2
Enhanced Bohr model of Ba (Barium)
Orbital Diagram of Ba (Barium)
oxidation number1, 2
Elektronegativiteti
0.89
Electrophilicity Index
fundamental state of matter
gjendja agregate e materiesSolid
gaseous state of matter
Boiling Point
Melting Point
critical pressure
critical temperature
triple point
appearance
Ngjyra
Silver
appearance
refractive index
thermodynamic material property
Thermal Conductivity
thermal expansion
molar heat capacity
Specific Heat Capacity
heat capacity ratio
electrical properties
typeConductor
electrical conductivity
electrical resistivity
Superpërcjellshmëria
Magnetizimi
typeparamagnetic
magnetic susceptibility (Mass)
0,0000000113 m³/Kg
magnetic susceptibility (Molar)
0,000000001552 m³/mol
magnetic susceptibility (Volume)
0,00003966
magnetic ordering
Curie temperature
Néel temperature
strukturë
Crystal StructureBody Centered Cubic (BCC)
lattice constant
Lattice Anglesπ/2, π/2, π/2
mechanical property
hardness
bulk modulus
shear modulus
Young's modulus
Poisson's ratio
Shpejtësia e zërit
klasifikim
CategoryAlkaline earth metals, Alkaline earth metals
CAS GroupIIA
IUPAC GroupIIA
Glawe Number14
Mendeleev Number9
Pettifor Number14
Geochemical Classalkaline earth metal
Goldschmidt classificationlitophile

other

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotrope
Neutron cross section
1,3
Neutron Mass Absorption
0,00027
numër kuantik1S0
space group229 (Im_3m)

Isotopes of Barium

Stable Isotopes5
Unstable Isotopes37
Natural Isotopes7
Isotopic Composition13871.70%13871.70%13711.23%13711.23%1367.85%1367.85%1356.59%1356.59%1342.42%1342.42%1300.11%1300.11%1320.10%1320.10%

113Ba

Numri i masës113
numri i neutroneve57
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
Spini5/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes
parity+

decay modeintensitet
p (proton emission)
α (α emission)

114Ba

Numri i masës114
numri i neutroneve58
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
460 ± 125 ms
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1995
parity+

decay modeintensitet
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)20%
α (α emission)0.9%
12C0.0034%

115Ba

Numri i masës115
numri i neutroneve59
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
450 ± 50 ms
Spini5/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1997
parity+

decay modeintensitet
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)15%

116Ba

Numri i masës116
numri i neutroneve60
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
1,3 ± 0,2 s
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1997
parity+

decay modeintensitet
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)3%

117Ba

Numri i masës117
numri i neutroneve61
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
1,75 ± 0,07 s
Spini3/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1977
parity+

decay modeintensitet
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)13%
β+α (β+-delayed α emission)0.024%

118Ba

Numri i masës118
numri i neutroneve62
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
5,2 ± 0,2 s
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1997
parity+

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

119Ba

Numri i masës119
numri i neutroneve63
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
5,4 ± 0,3 s
Spini5/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1974
parity+

decay modeintensitet
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)25%

120Ba

Numri i masës120
numri i neutroneve64
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
24 ± 2 s
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1974
parity+

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

121Ba

Numri i masës121
numri i neutroneve65
Relative Atomic Mass
g-factor
0,264 ± 0,0004
natural abundance
Radioaktivitet☢️ radioactive element
half-life
29,7 ± 1,5 s
Spini5/2
nuclear quadrupole moment
1,89 ± 0,13
koha e zbulimit apo shpikjes1975
parity+

decay modeintensitet
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)0.02%

122Ba

Numri i masës122
numri i neutroneve66
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
1,95 ± 0,15 m
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1974
parity+

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

123Ba

Numri i masës123
numri i neutroneve67
Relative Atomic Mass
g-factor
-0,272 ± 0,0004
natural abundance
Radioaktivitet☢️ radioactive element
half-life
2,7 ± 0,4 m
Spini5/2
nuclear quadrupole moment
1,57 ± 0,13
koha e zbulimit apo shpikjes1962
parity+

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

124Ba

Numri i masës124
numri i neutroneve68
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
11 ± 0,5 m
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1967
parity+

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

125Ba

Numri i masës125
numri i neutroneve69
Relative Atomic Mass
g-factor
0,354 ± 0,024
natural abundance
Radioaktivitet☢️ radioactive element
half-life
3,3 ± 0,3 m
Spini1/2
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1968
parity+

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

126Ba

Numri i masës126
numri i neutroneve70
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
100 ± 2 m
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1954
parity+

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

127Ba

Numri i masës127
numri i neutroneve71
Relative Atomic Mass
g-factor
0,1668 ± 0,002
natural abundance
Radioaktivitet☢️ radioactive element
half-life
12,7 ± 0,4 m
Spini1/2
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1952
parity+

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

128Ba

Numri i masës128
numri i neutroneve72
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
2,43 ± 0,05 d
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1950
parity+

decay modeintensitet
ϵ (electron capture)100%

129Ba

Numri i masës129
numri i neutroneve73
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
2,23 ± 0,11 h
Spini1/2
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1950
parity+

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

130Ba

Numri i masës130
numri i neutroneve74
Relative Atomic Mass
g-factor
0
natural abundance
0,11 ± 0,01
Radioaktivitet☢️ radioactive element
half-life
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1936
parity+

decay modeintensitet
+ (double β+ decay)

131Ba

Numri i masës131
numri i neutroneve75
Relative Atomic Mass
g-factor
1,4166 ± 0,0004
natural abundance
Radioaktivitet☢️ radioactive element
half-life
11,52 ± 0,01 d
Spini1/2
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1947
parity+

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

132Ba

Numri i masës132
numri i neutroneve76
Relative Atomic Mass
g-factor
0
natural abundance
0,1 ± 0,01
Radioaktivitet☢️ radioactive element
half-life
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1936
parity+

decay modeintensitet
+ (double β+ decay)

133Ba

Numri i masës133
numri i neutroneve77
Relative Atomic Mass
g-factor
1,5438 ± 0,0004
natural abundance
Radioaktivitet☢️ radioactive element
half-life
10,5379 ± 0,0016 y
Spini1/2
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1941
parity+

decay modeintensitet
ϵ (electron capture)100%

134Ba

Numri i masës134
numri i neutroneve78
Relative Atomic Mass
g-factor
0
natural abundance
2,42 ± 0,15
Radioaktivitetstable isotope
half-lifeNot Radioactive ☢️
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1936
parity+

135Ba

Numri i masës135
numri i neutroneve79
Relative Atomic Mass
g-factor
0,55873333333333 ± 0,00013333333333333
natural abundance
6,59 ± 0,1
Radioaktivitetstable isotope
half-lifeNot Radioactive ☢️
Spini3/2
nuclear quadrupole moment
0,153 ± 0,002
koha e zbulimit apo shpikjes1932
parity+

136Ba

Numri i masës136
numri i neutroneve80
Relative Atomic Mass
g-factor
0
natural abundance
7,85 ± 0,24
Radioaktivitetstable isotope
half-lifeNot Radioactive ☢️
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1932
parity+

137Ba

Numri i masës137
numri i neutroneve81
Relative Atomic Mass
g-factor
0,625 ± 0,00013333333333333
natural abundance
11,23 ± 0,23
Radioaktivitetstable isotope
half-lifeNot Radioactive ☢️
Spini3/2
nuclear quadrupole moment
0,236 ± 0,003
koha e zbulimit apo shpikjes1932
parity+

138Ba

Numri i masës138
numri i neutroneve82
Relative Atomic Mass
g-factor
0
natural abundance
71,7 ± 0,29
Radioaktivitetstable isotope
half-lifeNot Radioactive ☢️
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1925
parity+

139Ba

Numri i masës139
numri i neutroneve83
Relative Atomic Mass
g-factor
-0,278 ± 0,0014285714285714
natural abundance
Radioaktivitet☢️ radioactive element
half-life
82,93 ± 0,09 m
Spini7/2
nuclear quadrupole moment
-0,552 ± 0,013
koha e zbulimit apo shpikjes1937
parity-

decay modeintensitet
β (β decay)100%

140Ba

Numri i masës140
numri i neutroneve84
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
12,7534 ± 0,0021 d
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1939
parity+

decay modeintensitet
β (β decay)100%

141Ba

Numri i masës141
numri i neutroneve85
Relative Atomic Mass
g-factor
-0,22466666666667 ± 0,0033333333333333
natural abundance
Radioaktivitet☢️ radioactive element
half-life
18,27 ± 0,07 m
Spini3/2
nuclear quadrupole moment
0,437 ± 0,01
koha e zbulimit apo shpikjes1945
parity-

decay modeintensitet
β (β decay)100%

142Ba

Numri i masës142
numri i neutroneve86
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
10,6 ± 0,2 m
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1959
parity+

decay modeintensitet
β (β decay)100%

143Ba

Numri i masës143
numri i neutroneve87
Relative Atomic Mass
g-factor
0,1772 ± 0,0044
natural abundance
Radioaktivitet☢️ radioactive element
half-life
14,5 ± 0,3 s
Spini5/2
nuclear quadrupole moment
-0,85 ± 0,02
koha e zbulimit apo shpikjes1962
parity-

decay modeintensitet
β (β decay)100%

144Ba

Numri i masës144
numri i neutroneve88
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
11,73 ± 0,08 s
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1967
parity+

decay modeintensitet
β (β decay)100%

145Ba

Numri i masës145
numri i neutroneve89
Relative Atomic Mass
g-factor
-0,114 ± 0,0028
natural abundance
Radioaktivitet☢️ radioactive element
half-life
4,31 ± 0,16 s
Spini5/2
nuclear quadrupole moment
1,18 ± 0,02
koha e zbulimit apo shpikjes1974
parity-

decay modeintensitet
β (β decay)100%

146Ba

Numri i masës146
numri i neutroneve90
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
2,15 ± 0,04 s
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1970
parity+

decay modeintensitet
β (β decay)100%

147Ba

Numri i masës147
numri i neutroneve91
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
893 ± 1 ms
Spini5/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1978
parity-

decay modeintensitet
β (β decay)100%
β n (β-delayed neutron emission)0.07%

148Ba

Numri i masës148
numri i neutroneve92
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
620 ± 5 ms
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1979
parity+

decay modeintensitet
β (β decay)100%
β n (β-delayed neutron emission)0.4%

149Ba

Numri i masës149
numri i neutroneve93
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
349 ± 4 ms
Spini3/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1993
parity-

decay modeintensitet
β (β decay)100%
β n (β-delayed neutron emission)3.9%

150Ba

Numri i masës150
numri i neutroneve94
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
258 ± 5 ms
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1994
parity+

decay modeintensitet
β (β decay)100%
β n (β-delayed neutron emission)1%

151Ba

Numri i masës151
numri i neutroneve95
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
167 ± 5 ms
Spini3/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1994
parity-

decay modeintensitet
β (β decay)100%
β n (β-delayed neutron emission)

152Ba

Numri i masës152
numri i neutroneve96
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
139 ± 8 ms
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes2010
parity+

decay modeintensitet
β (β decay)100%
β n (β-delayed neutron emission)

153Ba

Numri i masës153
numri i neutroneve97
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
113 ± 39 ms
Spini5/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes2016
parity-

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

154Ba

Numri i masës154
numri i neutroneve98
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
53 ± 48 ms
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes2017
parity+

decay modeintensitet
β (β decay)100%
Barium 1

historia

zbuluesSir Humphrey Davy
vendndodhja e zbulimitEngland
koha e zbulimit apo shpikjes1808
EtimologjiaGreek: barys (heavy or dense).
pronunciationBAR-i-em (anglisht)

burim

Abundance
Abundance in Earth's crust
natural abundance (Oqeani)
natural abundance (Trupi i njeriut)
0,00003 %
natural abundance (meteoroid)
0,00027 %
natural abundance (Diell)
0,000001 %
Abundance in Universe
0,000001 %

Nuclear Screening Constants

1s1.1139
2p4.1904
2s14.7532
3d13.9757
3p18.6836
3s18.8444
4d32.216
4p29.1968
4s28.08
5p41.1995
5s39.3805
6s48.425