Baryu

Baryu (Ba)

chemical element with symbol Ba and atomic number 56
Atomic Number56
Atomic Weight137.327
mass number138
Group2
Period6
Blocks
Prutun56 p+
Niwtrun82 n0
Iliktrun56 e-
Animated Bohr model of Ba (Baryu)

Physical Property

Atomic Radius
molar volume
covalent radius
Metallic Radius
ionic radius
Crystal Radius
Van der Waals radius
density
Atomic Radii Of The Elements: Baryu0102030405060708090100110120130140150160170180190200210220230240250260270pmAtomic RadiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

micha
proton affinity
electron affinity
ionization energy
ionization energy of Ba (Baryu)
enthalpy of vaporization
enthalpy of fusion
standard enthalpy of formation
Iliktrun
Iñuku hawa2, 8, 18, 18, 8, 2
Bohr model: Ba (Baryu)
valence electron2
Lewis structure: Ba (Baryu)
electron configuration[Xe] 6s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2
Enhanced Bohr model of Ba (Baryu)
Orbital Diagram of Ba (Baryu)
oxidation number1, 2
electronegativity
0.89
Electrophilicity Index
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
Melting Point
critical pressure
critical temperature
triple point
appearance
Llimphi
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
superconductivity
Llut'ariy
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
Pawa
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
speed of sound
classification
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
quantum number1S0
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

mass number113
neutron number57
Relative Atomic Mass
g-factor
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
spin5/2
nuclear quadrupole moment
time of discovery or invention
parity+

decay modeintensity
p (proton emission)
α (α emission)

114Ba

mass number114
neutron number58
Relative Atomic Mass
g-factor
0
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
460 ± 125 ms
spin0
nuclear quadrupole moment
0
time of discovery or invention1995
parity+

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

115Ba

mass number115
neutron number59
Relative Atomic Mass
g-factor
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
450 ± 50 ms
spin5/2
nuclear quadrupole moment
time of discovery or invention1997
parity+

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

116Ba

mass number116
neutron number60
Relative Atomic Mass
g-factor
0
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
1.3 ± 0.2 s
spin0
nuclear quadrupole moment
0
time of discovery or invention1997
parity+

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

117Ba

mass number117
neutron number61
Relative Atomic Mass
g-factor
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
1.75 ± 0.07 s
spin3/2
nuclear quadrupole moment
time of discovery or invention1977
parity+

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

118Ba

mass number118
neutron number62
Relative Atomic Mass
g-factor
0
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
5.2 ± 0.2 s
spin0
nuclear quadrupole moment
0
time of discovery or invention1997
parity+

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

119Ba

mass number119
neutron number63
Relative Atomic Mass
g-factor
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
5.4 ± 0.3 s
spin5/2
nuclear quadrupole moment
time of discovery or invention1974
parity+

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

120Ba

mass number120
neutron number64
Relative Atomic Mass
g-factor
0
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
24 ± 2 s
spin0
nuclear quadrupole moment
0
time of discovery or invention1974
parity+

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

121Ba

mass number121
neutron number65
Relative Atomic Mass
g-factor
0.264 ± 0.0004
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
29.7 ± 1.5 s
spin5/2
nuclear quadrupole moment
1.89 ± 0.13
time of discovery or invention1975
parity+

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

122Ba

mass number122
neutron number66
Relative Atomic Mass
g-factor
0
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
1.95 ± 0.15 m
spin0
nuclear quadrupole moment
0
time of discovery or invention1974
parity+

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

123Ba

mass number123
neutron number67
Relative Atomic Mass
g-factor
-0.272 ± 0.0004
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
2.7 ± 0.4 m
spin5/2
nuclear quadrupole moment
1.57 ± 0.13
time of discovery or invention1962
parity+

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

124Ba

mass number124
neutron number68
Relative Atomic Mass
g-factor
0
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
11 ± 0.5 m
spin0
nuclear quadrupole moment
0
time of discovery or invention1967
parity+

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

125Ba

mass number125
neutron number69
Relative Atomic Mass
g-factor
0.354 ± 0.024
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
3.3 ± 0.3 m
spin1/2
nuclear quadrupole moment
0
time of discovery or invention1968
parity+

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

126Ba

mass number126
neutron number70
Relative Atomic Mass
g-factor
0
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
100 ± 2 m
spin0
nuclear quadrupole moment
0
time of discovery or invention1954
parity+

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

127Ba

mass number127
neutron number71
Relative Atomic Mass
g-factor
0.1668 ± 0.002
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
12.7 ± 0.4 m
spin1/2
nuclear quadrupole moment
0
time of discovery or invention1952
parity+

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

128Ba

mass number128
neutron number72
Relative Atomic Mass
g-factor
0
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
2.43 ± 0.05 d
spin0
nuclear quadrupole moment
0
time of discovery or invention1950
parity+

decay modeintensity
ϵ (electron capture)100%

129Ba

mass number129
neutron number73
Relative Atomic Mass
g-factor
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
2.23 ± 0.11 h
spin1/2
nuclear quadrupole moment
0
time of discovery or invention1950
parity+

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

130Ba

mass number130
neutron number74
Relative Atomic Mass
g-factor
0
natural abundance
0.11 ± 0.01
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
spin0
nuclear quadrupole moment
0
time of discovery or invention1936
parity+

decay modeintensity
+ (double β+ decay)

131Ba

mass number131
neutron number75
Relative Atomic Mass
g-factor
1.4166 ± 0.0004
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
11.52 ± 0.01 d
spin1/2
nuclear quadrupole moment
0
time of discovery or invention1947
parity+

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

132Ba

mass number132
neutron number76
Relative Atomic Mass
g-factor
0
natural abundance
0.1 ± 0.01
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
spin0
nuclear quadrupole moment
0
time of discovery or invention1936
parity+

decay modeintensity
+ (double β+ decay)

133Ba

mass number133
neutron number77
Relative Atomic Mass
g-factor
1.5438 ± 0.0004
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
10.5379 ± 0.0016 y
spin1/2
nuclear quadrupole moment
0
time of discovery or invention1941
parity+

decay modeintensity
ϵ (electron capture)100%

134Ba

mass number134
neutron number78
Relative Atomic Mass
g-factor
0
natural abundance
2.42 ± 0.15
Illanchaykuystable isotope
Kuskan ismuykuy mit'aNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
time of discovery or invention1936
parity+

135Ba

mass number135
neutron number79
Relative Atomic Mass
g-factor
0.55873333333333 ± 0.00013333333333333
natural abundance
6.59 ± 0.1
Illanchaykuystable isotope
Kuskan ismuykuy mit'aNot Radioactive ☢️
spin3/2
nuclear quadrupole moment
0.153 ± 0.002
time of discovery or invention1932
parity+

136Ba

mass number136
neutron number80
Relative Atomic Mass
g-factor
0
natural abundance
7.85 ± 0.24
Illanchaykuystable isotope
Kuskan ismuykuy mit'aNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
time of discovery or invention1932
parity+

137Ba

mass number137
neutron number81
Relative Atomic Mass
g-factor
0.625 ± 0.00013333333333333
natural abundance
11.23 ± 0.23
Illanchaykuystable isotope
Kuskan ismuykuy mit'aNot Radioactive ☢️
spin3/2
nuclear quadrupole moment
0.236 ± 0.003
time of discovery or invention1932
parity+

138Ba

mass number138
neutron number82
Relative Atomic Mass
g-factor
0
natural abundance
71.7 ± 0.29
Illanchaykuystable isotope
Kuskan ismuykuy mit'aNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
time of discovery or invention1925
parity+

139Ba

mass number139
neutron number83
Relative Atomic Mass
g-factor
-0.278 ± 0.0014285714285714
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
82.93 ± 0.09 m
spin7/2
nuclear quadrupole moment
-0.552 ± 0.013
time of discovery or invention1937
parity-

decay modeintensity
β (β decay)100%

140Ba

mass number140
neutron number84
Relative Atomic Mass
g-factor
0
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
12.7534 ± 0.0021 d
spin0
nuclear quadrupole moment
0
time of discovery or invention1939
parity+

decay modeintensity
β (β decay)100%

141Ba

mass number141
neutron number85
Relative Atomic Mass
g-factor
-0.22466666666667 ± 0.0033333333333333
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
18.27 ± 0.07 m
spin3/2
nuclear quadrupole moment
0.437 ± 0.01
time of discovery or invention1945
parity-

decay modeintensity
β (β decay)100%

142Ba

mass number142
neutron number86
Relative Atomic Mass
g-factor
0
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
10.6 ± 0.2 m
spin0
nuclear quadrupole moment
0
time of discovery or invention1959
parity+

decay modeintensity
β (β decay)100%

143Ba

mass number143
neutron number87
Relative Atomic Mass
g-factor
0.1772 ± 0.0044
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
14.5 ± 0.3 s
spin5/2
nuclear quadrupole moment
-0.85 ± 0.02
time of discovery or invention1962
parity-

decay modeintensity
β (β decay)100%

144Ba

mass number144
neutron number88
Relative Atomic Mass
g-factor
0
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
11.73 ± 0.08 s
spin0
nuclear quadrupole moment
0
time of discovery or invention1967
parity+

decay modeintensity
β (β decay)100%

145Ba

mass number145
neutron number89
Relative Atomic Mass
g-factor
-0.114 ± 0.0028
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
4.31 ± 0.16 s
spin5/2
nuclear quadrupole moment
1.18 ± 0.02
time of discovery or invention1974
parity-

decay modeintensity
β (β decay)100%

146Ba

mass number146
neutron number90
Relative Atomic Mass
g-factor
0
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
2.15 ± 0.04 s
spin0
nuclear quadrupole moment
0
time of discovery or invention1970
parity+

decay modeintensity
β (β decay)100%

147Ba

mass number147
neutron number91
Relative Atomic Mass
g-factor
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
893 ± 1 ms
spin5/2
nuclear quadrupole moment
time of discovery or invention1978
parity-

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

148Ba

mass number148
neutron number92
Relative Atomic Mass
g-factor
0
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
620 ± 5 ms
spin0
nuclear quadrupole moment
0
time of discovery or invention1979
parity+

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

149Ba

mass number149
neutron number93
Relative Atomic Mass
g-factor
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
349 ± 4 ms
spin3/2
nuclear quadrupole moment
time of discovery or invention1993
parity-

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

150Ba

mass number150
neutron number94
Relative Atomic Mass
g-factor
0
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
258 ± 5 ms
spin0
nuclear quadrupole moment
0
time of discovery or invention1994
parity+

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

151Ba

mass number151
neutron number95
Relative Atomic Mass
g-factor
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
167 ± 5 ms
spin3/2
nuclear quadrupole moment
time of discovery or invention1994
parity-

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

152Ba

mass number152
neutron number96
Relative Atomic Mass
g-factor
0
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
139 ± 8 ms
spin0
nuclear quadrupole moment
0
time of discovery or invention2010
parity+

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

153Ba

mass number153
neutron number97
Relative Atomic Mass
g-factor
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
113 ± 39 ms
spin5/2
nuclear quadrupole moment
time of discovery or invention2016
parity-

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

154Ba

mass number154
neutron number98
Relative Atomic Mass
g-factor
0
natural abundance
Illanchaykuy☢️ radioactive element
Kuskan ismuykuy mit'a
53 ± 48 ms
spin0
nuclear quadrupole moment
0
time of discovery or invention2017
parity+

decay modeintensity
β (β decay)100%
Barium 1

wiñay kawsay

discoverer or inventorSir Humphrey Davy
location of discoveryEngland
time of discovery or invention1808
etymologyGreek: barys (heavy or dense).
pronunciationBAR-i-em (Ingles Simi)

source

Abundance
Abundance in Earth's crust
natural abundance (Mama qucha)
natural abundance (human body)
0.00003 %
natural abundance (meteoroid)
0.00027 %
natural abundance (Inti)
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