Gailliam (Ga)

chemical element with symbol Ga and atomic number 31

Atomic Number	31
Atomic Weight	69.723
Núicléónuimhir	69

Group	13
Period	4
Block	p

prótón	31 p⁺
neodrón	38 n⁰
leictreon	31 e^-

Physical Property

Ga Adamhach	130 pm 233 pm
molar volume	11.8 cm³/mol
covalent radius	124 pm 117 pm 121 pm 122 pm
Metallic Radius	125 pm 140 pm
ionic radius	47 pm 55 pm 62 pm
Crystal Radius	61 pm 69 pm 76 pm
Van der Waals radius	210 pm 187 pm 439 pm 187 pm 246 pm 438.3 pm
dlús	5.91 g/cm³ 6,095 kg/m³

Chemical Property

fuinneamh

proton affinity
electron affinity	0.43 eV/particle
ionization energy	5.9993018 eV/particle 20.51514 eV/particle 30.726 eV/particle 63.241 eV/particle 86.01 eV/particle 112.7 eV/particle 140.8 eV/particle 170 eV/particle 211 eV/particle 244 eV/particle 280 eV/particle 319 eV/particle 356 eV/particle 471.2 eV/particle 508.82 eV/particle 548.31 eV/particle 599.8 eV/particle 640 eV/particle 677 eV/particle 765.7 eV/particle 807.308 eV/particle 2,010 eV/particle 2,129 eV/particle 2,258 eV/particle 2,391 eV/particle 2,543.9 eV/particle 2,683 eV/particle 2,868 eV/particle 2,984.426 eV/particle 12,696.5569 eV/particle 13,239.488 eV/particle

enthalpy of vaporization	270.3 kJ/mol
enthalpy of fusion	5.59 kJ/mol
eantalpacht chaighdeánach an fhoirmithe	271.96 kJ/mol
leictreon

electron shell	2, 8, 18, 3

Fiúsleictreon	3 ⓘ

cumraíocht leictreon	[Ar] 3d¹⁰ 4s² 4p¹ⓘ 1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p¹

Staid ocsaídiúcháine	-5, -4, -3, -2, -1, 0, 1, 2, 3
Leictridhiúltacht	10.39 eV/particle 0.1723773 1.81
Electrophilicity Index	0.927762651403701 eV/particle
fundamental state of matter

phase of matter	Solid
gaseous state of matter
Boiling Point	2,502.15 K
Melting Point	302.9146 K
critical pressure
critical temperature
triple point	302.9166 K
appearance
dath	Silver #ff1493 #c28f8f #c28f8f
appearance	silver-white
Comhéifeacht athraonta
thermodynamic material property
Thermal Conductivity	28.1 W/(m K)
Forbairt theirmeach	0.00012 1/K
molar heat capacity	26.03 J/(mol K)
Specific Heat Capacity	0.373 J/(g⋅K)
Cóimheas saintoilleadh teasa
electrical properties
type	Conductor
electrical conductivity	7.1 MS/m
Friotachas	0.00000014 Ω*m
Forsheoltacht	1.083 K
Maighnéadas
type	diamagnetic
So-ghabhálacht mhaighnéadach (Mass)	-0.000000003 m³/Kg
So-ghabhálacht mhaighnéadach (Molar)	-0.000000000209 m³/mol
So-ghabhálacht mhaighnéadach (Volume)	-0.0000177
magnetic ordering
Teocht Curie
Néel temperature
struchtúr
Crystal Structure	Base Centered Orthorhombic (ORC)
lattice constant	4.51 Å
Lattice Angles	π/2, π/2, π/2
airíonna meicniúla
Cruas	60 MPa 1.5 MPa
Modal toirte
modal fiartha
modal Young
Cóimheas Poisson
luas forleata fuaime	2,740 m/s
aicmiúchán
Category	Post-transition metals, Poor metals
CAS Group	IIIB
IUPAC Group	IIIA
Glawe Number	79
Mendeleev Number	83
Pettifor Number	81
Geochemical Class
Goldschmidt classification	chalcophile

eile

Gas Basicity
polarizability	50 ± 3 a₀
C6 Dispersion Coefficient	498 a₀ 456 a₀
allotrope
Crosghearradh	2.9
Neutron Mass Absorption	0.0015
Uimhir chandamach	2P1/2
space group	64 (Cmca)

Isotopes of Gallium

Stable Isotopes	2
Unstable Isotopes	31
Natural Isotopes	2

⁵⁶Ga

Núicléónuimhir	56
neutron number	25
Mais Adamhach Choibhneasta	55.995878 ± 0.000537 Da
G-fhachtóir
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré
Guairne	3
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh
Paireacht	+

decay mode	intensity
p (proton emission)

⁵⁷Ga

Núicléónuimhir	57
neutron number	26
Mais Adamhach Choibhneasta	56.983457 ± 0.000429 Da
G-fhachtóir
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré
Guairne	1/2
nuclear quadrupole moment	0
dáta fionnachtana nó tionscnaimh
Paireacht	-

decay mode	intensity
p (proton emission)

⁵⁸Ga

Núicléónuimhir	58
neutron number	27
Mais Adamhach Choibhneasta	57.974729 ± 0.000322 Da
G-fhachtóir
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré
Guairne	2
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh
Paireacht	+

decay mode	intensity
p (proton emission)

⁵⁹Ga

Núicléónuimhir	59
neutron number	28
Mais Adamhach Choibhneasta	58.963757 ± 0.000183 Da
G-fhachtóir
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré
Guairne	3/2
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh
Paireacht	-

decay mode	intensity
p (proton emission)

⁶⁰Ga

Núicléónuimhir	60
neutron number	29
Mais Adamhach Choibhneasta	59.957498 ± 0.000215 Da
G-fhachtóir
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré	72.4 ± 1.7 ms
Guairne	2
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh	1995
Paireacht	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
β⁺ p (β⁺-delayed proton emission)	1.6%
β⁺α (β⁺-delayed α emission)	0.023%

⁶¹Ga

Núicléónuimhir	61
neutron number	30
Mais Adamhach Choibhneasta	60.949398861 ± 0.000040787 Da
G-fhachtóir
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré	165.9 ± 2.5 ms
Guairne	3/2
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh	1987
Paireacht	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
β⁺ p (β⁺-delayed proton emission)	0.25%

⁶²Ga

Núicléónuimhir	62
neutron number	31
Mais Adamhach Choibhneasta	61.944189639 ± 0.000000684 Da
G-fhachtóir	0
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré	116.122 ± 0.021 ms
Guairne	0
nuclear quadrupole moment	0
dáta fionnachtana nó tionscnaimh	1978
Paireacht	+

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

⁶³Ga

Núicléónuimhir	63
neutron number	32
Mais Adamhach Choibhneasta	62.939294194 ± 0.0000014 Da
G-fhachtóir	0.097866666666667 ± 0.00033333333333333
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré	32.4 ± 0.5 s
Guairne	3/2
nuclear quadrupole moment	0.212 ± 0.014
dáta fionnachtana nó tionscnaimh	1965
Paireacht	-

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

⁶⁴Ga

Núicléónuimhir	64
neutron number	33
Mais Adamhach Choibhneasta	63.936840366 ± 0.000001533 Da
G-fhachtóir	0
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré	2.627 ± 0.012 m
Guairne	0
nuclear quadrupole moment	0
dáta fionnachtana nó tionscnaimh	1953
Paireacht

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

⁶⁵Ga

Núicléónuimhir	65
neutron number	34
Mais Adamhach Choibhneasta	64.932734424 ± 0.000000849 Da
G-fhachtóir	1.182 ± 0.002
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré	15.133 ± 0.028 m
Guairne	3/2
nuclear quadrupole moment	0.21 ± 0.015
dáta fionnachtana nó tionscnaimh	1938
Paireacht	-

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

⁶⁶Ga

Núicléónuimhir	66
neutron number	35
Mais Adamhach Choibhneasta	65.931589766 ± 0.000001172 Da
G-fhachtóir	0
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré	9.304 ± 0.008 h
Guairne	0
nuclear quadrupole moment	0
dáta fionnachtana nó tionscnaimh	1937
Paireacht	+

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

⁶⁷Ga

Núicléónuimhir	67
neutron number	36
Mais Adamhach Choibhneasta	66.928202276 ± 0.000001262 Da
G-fhachtóir	1.2329333333333 ± 0.00033333333333333
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré	3.2617 ± 0.0004 d
Guairne	3/2
nuclear quadrupole moment	0.197 ± 0.002
dáta fionnachtana nó tionscnaimh	1938
Paireacht	-

decay mode	intensity
ϵ (electron capture)	100%

⁶⁸Ga

Núicléónuimhir	68
neutron number	37
Mais Adamhach Choibhneasta	67.927980161 ± 0.000001535 Da
G-fhachtóir	0.01174 ± 0.00007
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré	67.842 ± 0.016 m
Guairne	1
nuclear quadrupole moment	-0.0277 ± 0.0014
dáta fionnachtana nó tionscnaimh	1937
Paireacht	+

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

⁶⁹Ga

Núicléónuimhir	69
neutron number	38
Mais Adamhach Choibhneasta	68.925573528 ± 0.000001285 Da
G-fhachtóir	1.3433466666667 ± 0.00004
natural abundance	60.108 ± 0.05
Meath radaighníomhach	stable isotope
leathré	Not Radioactive ☢️
Guairne	3/2
nuclear quadrupole moment	0.171 ± 0.002
dáta fionnachtana nó tionscnaimh	1923
Paireacht	-

⁷⁰Ga

Núicléónuimhir	70
neutron number	39
Mais Adamhach Choibhneasta	69.926021914 ± 0.000001289 Da
G-fhachtóir	0.571 ± 0.002
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré	21.14 ± 0.05 m
Guairne	1
nuclear quadrupole moment	0.105 ± 0.007
dáta fionnachtana nó tionscnaimh	1937
Paireacht	+

decay mode	intensity
β⁻ (β⁻ decay)	99.59%
ϵ (electron capture)	0.41%

⁷¹Ga

Núicléónuimhir	71
neutron number	40
Mais Adamhach Choibhneasta	70.924702554 ± 0.00000087 Da
G-fhachtóir	1.7068866666667 ± 0.00006
natural abundance	39.892 ± 0.05
Meath radaighníomhach	stable isotope
leathré	Not Radioactive ☢️
Guairne	3/2
nuclear quadrupole moment	0.107 ± 0.001
dáta fionnachtana nó tionscnaimh	1923
Paireacht	-

⁷²Ga

Núicléónuimhir	72
neutron number	41
Mais Adamhach Choibhneasta	71.926367452 ± 0.000000878 Da
G-fhachtóir	-0.044046666666667 ± 0.0000066666666666667
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré	14.025 ± 0.01 h
Guairne	3
nuclear quadrupole moment	0.53 ± 0.006
dáta fionnachtana nó tionscnaimh	1939
Paireacht	-

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁷³Ga

Núicléónuimhir	73
neutron number	42
Mais Adamhach Choibhneasta	72.92517468 ± 0.0000018 Da
G-fhachtóir	0.13933333333333 ± 0.0013333333333333
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré	4.86 ± 0.03 h
Guairne	1/2
nuclear quadrupole moment	0
dáta fionnachtana nó tionscnaimh	1949
Paireacht	-

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁷⁴Ga

Núicléónuimhir	74
neutron number	43
Mais Adamhach Choibhneasta	73.926945725 ± 0.000003214 Da
G-fhachtóir	0 ± 0.026666666666667
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré	8.12 ± 0.12 m
Guairne	3
nuclear quadrupole moment	0.55 ± 0.04
dáta fionnachtana nó tionscnaimh	1956
Paireacht	-

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁷⁵Ga

Núicléónuimhir	75
neutron number	44
Mais Adamhach Choibhneasta	74.926504484 ± 0.00000072 Da
G-fhachtóir	1.2233333333333 ± 0.0026666666666667
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré	126 ± 2 s
Guairne	3/2
nuclear quadrupole moment	-0.285 ± 0.017
dáta fionnachtana nó tionscnaimh	1960
Paireacht	-

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁷⁶Ga

Núicléónuimhir	76
neutron number	45
Mais Adamhach Choibhneasta	75.928827624 ± 0.0000021 Da
G-fhachtóir	-0.4725 ± 0.002
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré	30.6 ± 0.6 s
Guairne	2
nuclear quadrupole moment	0.33 ± 0.02
dáta fionnachtana nó tionscnaimh	1961
Paireacht	-

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁷⁷Ga

Núicléónuimhir	77
neutron number	46
Mais Adamhach Choibhneasta	76.929154299 ± 0.0000026 Da
G-fhachtóir	1.3453333333333 ± 0.002
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré	13.2 ± 0.2 s
Guairne	3/2
nuclear quadrupole moment	-0.208 ± 0.013
dáta fionnachtana nó tionscnaimh	1968
Paireacht	-

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁷⁸Ga

Núicléónuimhir	78
neutron number	47
Mais Adamhach Choibhneasta	77.931610854 ± 0.000001127 Da
G-fhachtóir	-0.607 ± 0.0025
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré	5.09 ± 0.05 s
Guairne	2
nuclear quadrupole moment	0.33 ± 0.02
dáta fionnachtana nó tionscnaimh	1972
Paireacht	-

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁷⁹Ga

Núicléónuimhir	79
neutron number	48
Mais Adamhach Choibhneasta	78.932851582 ± 0.000001296 Da
G-fhachtóir	0.69733333333333 ± 0.002
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré	2.848 ± 0.003 s
Guairne	3/2
nuclear quadrupole moment	0.158 ± 0.01
dáta fionnachtana nó tionscnaimh	1974
Paireacht	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	0.089%

⁸⁰Ga

Núicléónuimhir	80
neutron number	49
Mais Adamhach Choibhneasta	79.936420773 ± 0.000003103 Da
G-fhachtóir	0.006 ± 0.00066666666666667
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré	1.9 ± 0.1 s
Guairne	6
nuclear quadrupole moment	0.38 ± 0.02
dáta fionnachtana nó tionscnaimh	1974
Paireacht	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	0.86%

⁸¹Ga

Núicléónuimhir	81
neutron number	50
Mais Adamhach Choibhneasta	80.938133841 ± 0.000003503 Da
G-fhachtóir	0.6984 ± 0.002
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré	1.217 ± 0.005 s
Guairne	5/2
nuclear quadrupole moment	-0.048 ± 0.008
dáta fionnachtana nó tionscnaimh	1976
Paireacht	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	12.5%

⁸²Ga

Núicléónuimhir	82
neutron number	51
Mais Adamhach Choibhneasta	81.943176531 ± 0.000002604 Da
G-fhachtóir
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré	600 ± 2 ms
Guairne	2
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh	1976
Paireacht	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	21.2%
2n (2-neutron emission)

⁸³Ga

Núicléónuimhir	83
neutron number	52
Mais Adamhach Choibhneasta	82.9471203 ± 0.000002804 Da
G-fhachtóir
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré	310 ± 0.7 ms
Guairne	5/2
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh	1976
Paireacht	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	85%
2n (2-neutron emission)

⁸⁴Ga

Núicléónuimhir	84
neutron number	53
Mais Adamhach Choibhneasta	83.952663 ± 0.000032 Da
G-fhachtóir	0
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré	97.6 ± 1.2 ms
Guairne	0
nuclear quadrupole moment	0
dáta fionnachtana nó tionscnaimh	1991
Paireacht	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	43%
2n (2-neutron emission)	1.6%

⁸⁵Ga

Núicléónuimhir	85
neutron number	54
Mais Adamhach Choibhneasta	84.957333 ± 0.00004 Da
G-fhachtóir
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré	95.3 ± 1 ms
Guairne	5/2
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh	1997
Paireacht	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	77%
2n (2-neutron emission)	1.3%

⁸⁶Ga

Núicléónuimhir	86
neutron number	55
Mais Adamhach Choibhneasta	85.963757 ± 0.000429 Da
G-fhachtóir
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré	49 ± 2 ms
Guairne
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh	1997
Paireacht

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	69%
2n (2-neutron emission)	16.2%

⁸⁷Ga

Núicléónuimhir	87
neutron number	56
Mais Adamhach Choibhneasta	86.969007 ± 0.000537 Da
G-fhachtóir
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré	29 ± 4 ms
Guairne	5/2
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh	2010
Paireacht	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	81%
2n (2-neutron emission)	10.2%

⁸⁸Ga

Núicléónuimhir	88
neutron number	57
Mais Adamhach Choibhneasta	87.975963 ± 0.000537 Da
G-fhachtóir
natural abundance
Meath radaighníomhach	☢️ radioactive element
leathré
Guairne
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh
Paireacht

decay mode	intensity
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)

stair

fionnachtaí nó aireagóir	Paul Émile Lecoq de Boisbaudran
áit ar tháinig air/uirthi	France
dáta fionnachtana nó tionscnaimh	1875
Sanasaíocht	Latin: Gallia (France).
pronunciation	GAL-i-em (Béarla)

foinse

Abundance
Abundance in Earth's crust	19 mg/kg
natural abundance (aigéan)	0.00003 mg/L
natural abundance (corp an duine)
natural abundance (dreigeoideach)	0.00076 %
natural abundance (An Ghrian)	0.000004 %
Abundance in Universe	0.000001 %

Nuclear Screening Constants

1	s	0.6906
2	p	3.9092
2	s	8.401
3	d	15.9067
3	p	14.7964
3	s	14.0038
4	p	24.7784
4	s	23.9332

Gailliam on ChemicalAid

Gailliam (Ga)

Physical Property

Chemical Property

eile

Isotopes of Gallium

56Ga

57Ga

58Ga

59Ga

60Ga

61Ga

62Ga

63Ga

64Ga

65Ga

66Ga

67Ga

68Ga

69Ga

70Ga

71Ga

72Ga

73Ga

74Ga

75Ga

76Ga

77Ga

78Ga

79Ga

80Ga

81Ga

82Ga

83Ga

84Ga

85Ga

86Ga

87Ga

88Ga

stair

foinse

Nuclear Screening Constants

⁵⁶Ga

⁵⁷Ga

⁵⁸Ga

⁵⁹Ga

⁶⁰Ga

⁶¹Ga

⁶²Ga

⁶³Ga

⁶⁴Ga

⁶⁵Ga

⁶⁶Ga

⁶⁷Ga

⁶⁸Ga

⁶⁹Ga

⁷⁰Ga

⁷¹Ga

⁷²Ga

⁷³Ga

⁷⁴Ga

⁷⁵Ga

⁷⁶Ga

⁷⁷Ga

⁷⁸Ga

⁷⁹Ga

⁸⁰Ga

⁸¹Ga

⁸²Ga

⁸³Ga

⁸⁴Ga

⁸⁵Ga

⁸⁶Ga

⁸⁷Ga

⁸⁸Ga