Ittrijum, ²Ittrju

Ittrijum, ²Ittrju (Y)

chemical element with symbol Y and atomic number 39
Atomic Number39
Atomic Weight88.90584
mass number89
Group3
Period5
Blockd
proton39 p+
neutron50 n0
elettron39 e-
Animated Bohr model of Y (Ittrijum, ²Ittrju)

Physical Property

Atomic Radius
180 pm
molar volume
covalent radius
163 pm
Metallic Radius
162 pm
ionic radius
90 pm
Crystal Radius
104 pm
Van der Waals radius
232 pm
densità
4.47 g/cm³
Atomic Radii Of The Elements: Ittrijum, ²Ittrju0102030405060708090100110120130140150160170180190200210220230240pmAtomic RadiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

enerġija
proton affinity
967 kJ/mol
electron affinity
ionization energy
6.21726 eV/particle
ionization energy of Y (Ittrijum, ²Ittrju)
enthalpy of vaporization
367 kJ/mol
enthalpy of fusion
11.5 kJ/mol
standard enthalpy of formation
424.7 kJ/mol
elettron
electron shell2, 8, 18, 9, 2
Bohr model: Y (Ittrijum, ²Ittrju)
valence electron2
Lewis structure: Y (Ittrijum, ²Ittrju)
electron configuration[Kr] 4d1 5s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 4d1 5s2
Enhanced Bohr model of Y (Ittrijum, ²Ittrju)
Orbital Diagram of Y (Ittrijum, ²Ittrju)
oxidation number0, 1, 2, 3
electronegativity
1.22
Electrophilicity Index
0.9002558378903806 eV/particle
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
3,618.15 K
Melting Point
1,795.15 K
critical pressure
critical temperature
triple point
appearance
kulur
Silver
appearancesilvery white
refractive index
thermodynamic material property
Thermal Conductivity
thermal expansion
0.0000106 1/K
molar heat capacity
26.53 J/(mol K)
Specific Heat Capacity
0.298 J/(g⋅K)
heat capacity ratio
electrical properties
typeConductor
electrical conductivity
1.8 MS/m
electrical resistivity
0.00000057 m Ω
superconductivity
1.3 K
magnetism
typeparamagnetic
magnetic susceptibility (Mass)
0.0000000666 m³/Kg
magnetic susceptibility (Molar)
0.000000005921 m³/mol
magnetic susceptibility (Volume)
0.0002978
magnetic ordering
Curie temperature
Néel temperature
structure
Crystal StructureSimple Hexagonal (HEX)
lattice constant
3.65 Å
Lattice Anglesπ/2, π/2, 2 π/3
mechanical property
hardness
bulk modulus
41 GPa
shear modulus
26 GPa
Young's modulus
64 GPa
Poisson's ratio
0.24
speed of sound
3,300 m/s
classification
CategoryTransition metals, Transition metals
CAS GroupIIIA
IUPAC GroupIIIB
Glawe Number21
Mendeleev Number12
Pettifor Number19
Geochemical Classrare earth & related
Goldschmidt classificationlitophile

other

Gas Basicity
945.9 kJ/mol
polarizability
162 ± 12 a₀
C6 Dispersion Coefficient
allotrope
Neutron cross section
1.28
Neutron Mass Absorption
0.00059
quantum number2D3/2
space group194 (P63/mmc)

Isotopes of Yttrium

Stable Isotopes1
Unstable Isotopes34
Natural Isotopes1

75Y

mass number75
neutron number36
relative atomic mass
74.96584 ± 0.000322 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin5/2
nuclear quadrupole moment
time of discovery or invention
parity+

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

76Y

mass number76
neutron number37
relative atomic mass
75.958937 ± 0.000322 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
28 ± 9 ms
spin1
nuclear quadrupole moment
time of discovery or invention2001
parity-

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

77Y

mass number77
neutron number38
relative atomic mass
76.950146 ± 0.000218 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
63 ± 17 ms
spin5/2
nuclear quadrupole moment
time of discovery or invention1999
parity+

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

78Y

mass number78
neutron number39
relative atomic mass
77.94399 ± 0.00032 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
54 ± 5 ms
spin0
nuclear quadrupole moment
0
time of discovery or invention1992
parity+

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

79Y

mass number79
neutron number40
relative atomic mass
78.937946 ± 0.000086 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
14.8 ± 0.6 s
spin5/2
nuclear quadrupole moment
time of discovery or invention1992
parity+

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

80Y

mass number80
neutron number41
relative atomic mass
79.93435475 ± 0.000006701 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
30.1 ± 0.5 s
spin4
nuclear quadrupole moment
time of discovery or invention1981
parity-

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

81Y

mass number81
neutron number42
relative atomic mass
80.929454283 ± 0.000005802 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
70.4 ± 1 s
spin5/2
nuclear quadrupole moment
time of discovery or invention1981
parity+

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

82Y

mass number82
neutron number43
relative atomic mass
81.926930189 ± 0.000005902 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
8.3 ± 0.2 s
spin1
nuclear quadrupole moment
time of discovery or invention1980
parity+

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

83Y

mass number83
neutron number44
relative atomic mass
82.922484026 ± 0.00002 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
7.08 ± 0.08 m
spin9/2
nuclear quadrupole moment
time of discovery or invention1962
parity+

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

84Y

mass number84
neutron number45
relative atomic mass
83.92067106 ± 0.000004615 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
39.5 ± 0.8 m
spin6
nuclear quadrupole moment
time of discovery or invention1962
parity+

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

85Y

mass number85
neutron number46
relative atomic mass
84.916433039 ± 0.00002036 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
2.68 ± 0.05 h
spin1/2
nuclear quadrupole moment
0
time of discovery or invention1952
parity

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

86Y

mass number86
neutron number47
relative atomic mass
85.914886095 ± 0.000015182 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
14.74 ± 0.02 h
spin4
nuclear quadrupole moment
time of discovery or invention1951
parity-

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

87Y

mass number87
neutron number48
relative atomic mass
86.9108761 ± 0.00000121 Da
g-factor
-0.38 ± 0.04
natural abundance
radioactivity☢️ radioactive element
half-life
79.8 ± 0.3 h
spin1/2
nuclear quadrupole moment
0
time of discovery or invention1940
parity-

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

88Y

mass number88
neutron number49
relative atomic mass
87.909501274 ± 0.00000161 Da
g-factor
-0.105 ± 0.0025
natural abundance
radioactivity☢️ radioactive element
half-life
106.629 ± 0.024 d
spin4
nuclear quadrupole moment
0.16 ± 0.03
time of discovery or invention1948
parity-

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

89Y

mass number89
neutron number50
relative atomic mass
88.905838156 ± 0.000000363 Da
g-factor
-0.274596 ± 0.00001
natural abundance
100
radioactivitystable isotope
half-lifeNot Radioactive ☢️
spin1/2
nuclear quadrupole moment
0
time of discovery or invention1923
parity-

90Y

mass number90
neutron number51
relative atomic mass
89.907141749 ± 0.000000379 Da
g-factor
-0.814 ± 0.004
natural abundance
radioactivity☢️ radioactive element
half-life
64.05 ± 0.05 h
spin2
nuclear quadrupole moment
-0.125 ± 0.011
time of discovery or invention1937
parity-

decay modeintensity
β (β decay)100%

91Y

mass number91
neutron number52
relative atomic mass
90.907298048 ± 0.000001978 Da
g-factor
0.3278 ± 0.0016
natural abundance
radioactivity☢️ radioactive element
half-life
58.51 ± 0.06 d
spin1/2
nuclear quadrupole moment
0
time of discovery or invention1943
parity-

decay modeintensity
β (β decay)100%

92Y

mass number92
neutron number53
relative atomic mass
91.908945752 ± 0.000009798 Da
g-factor
-0.335 ± 0.01
natural abundance
radioactivity☢️ radioactive element
half-life
3.54 ± 0.01 h
spin2
nuclear quadrupole moment
0 ± 0.02
time of discovery or invention1940
parity-

decay modeintensity
β (β decay)100%

93Y

mass number93
neutron number54
relative atomic mass
92.909578434 ± 0.000011259 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
10.18 ± 0.08 h
spin1/2
nuclear quadrupole moment
0
time of discovery or invention1948
parity-

decay modeintensity
β (β decay)100%

94Y

mass number94
neutron number55
relative atomic mass
93.911592062 ± 0.000006849 Da
g-factor
-0.12 ± 0.01
natural abundance
radioactivity☢️ radioactive element
half-life
18.7 ± 0.1 m
spin2
nuclear quadrupole moment
-0.03 ± 0.03
time of discovery or invention1948
parity-

decay modeintensity
β (β decay)100%

95Y

mass number95
neutron number56
relative atomic mass
94.912819697 ± 0.000007277 Da
g-factor
-0.32 ± 0.06
natural abundance
radioactivity☢️ radioactive element
half-life
10.3 ± 0.1 m
spin1/2
nuclear quadrupole moment
0
time of discovery or invention1959
parity-

decay modeintensity
β (β decay)100%

96Y

mass number96
neutron number57
relative atomic mass
95.915909305 ± 0.000006521 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
5.34 ± 0.05 s
spin0
nuclear quadrupole moment
0
time of discovery or invention1975
parity-

decay modeintensity
β (β decay)100%

97Y

mass number97
neutron number58
relative atomic mass
96.918286702 ± 0.000007201 Da
g-factor
-0.24 ± 0.02
natural abundance
radioactivity☢️ radioactive element
half-life
3.75 ± 0.03 s
spin1/2
nuclear quadrupole moment
0
time of discovery or invention1970
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)0.055%

98Y

mass number98
neutron number59
relative atomic mass
97.922394841 ± 0.000008501 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
548 ± 2 ms
spin0
nuclear quadrupole moment
0
time of discovery or invention1970
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)0.33%

99Y

mass number99
neutron number60
relative atomic mass
98.924160839 ± 0.000007101 Da
g-factor
1.272 ± 0.008
natural abundance
radioactivity☢️ radioactive element
half-life
1.484 ± 0.007 s
spin5/2
nuclear quadrupole moment
1.55 ± 0.17
time of discovery or invention1975
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)1.77%

100Y

mass number100
neutron number61
relative atomic mass
99.927727678 ± 0.000012 Da
g-factor
0.6875 ± 0.0025
natural abundance
radioactivity☢️ radioactive element
half-life
940 ± 30 ms
spin4
nuclear quadrupole moment
time of discovery or invention1977
parity+

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

101Y

mass number101
neutron number62
relative atomic mass
100.930160817 ± 0.000007601 Da
g-factor
1.288 ± 0.008
natural abundance
radioactivity☢️ radioactive element
half-life
426 ± 20 ms
spin5/2
nuclear quadrupole moment
1.53 ± 0.17
time of discovery or invention1983
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)2.3%

102Y

mass number102
neutron number63
relative atomic mass
101.934328471 ± 0.000004381 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
360 ± 40 ms
spin5
nuclear quadrupole moment
time of discovery or invention1980
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)2.6%

103Y

mass number103
neutron number64
relative atomic mass
102.937243796 ± 0.000012029 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
239 ± 12 ms
spin5/2
nuclear quadrupole moment
time of discovery or invention1994
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)8%

104Y

mass number104
neutron number65
relative atomic mass
103.941943 ± 0.000215 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
197 ± 4 ms
spin0
nuclear quadrupole moment
0
time of discovery or invention1994
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)34%
2n (2-neutron emission)

105Y

mass number105
neutron number66
relative atomic mass
104.945711 ± 0.000429 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
95 ± 9 ms
spin5/2
nuclear quadrupole moment
time of discovery or invention1994
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)82%
2n (2-neutron emission)

106Y

mass number106
neutron number67
relative atomic mass
105.950842 ± 0.000537 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
75 ± 6 ms
spin2
nuclear quadrupole moment
time of discovery or invention1997
parity+

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

107Y

mass number107
neutron number68
relative atomic mass
106.954943 ± 0.000537 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
33.5 ± 0.3 ms
spin5/2
nuclear quadrupole moment
time of discovery or invention1997
parity+

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

108Y

mass number108
neutron number69
relative atomic mass
107.960515 ± 0.000644 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
30 ± 5 ms
spin6
nuclear quadrupole moment
time of discovery or invention2010
parity-

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

109Y

mass number109
neutron number70
relative atomic mass
108.965131 ± 0.000751 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
25 ± 5 ms
spin5/2
nuclear quadrupole moment
time of discovery or invention2010
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)
2n (2-neutron emission)
Yttrium sublimed dendritic and 1cm3 cube

storja

discoverer or inventorJohann Gadolin
location of discoveryFinland
time of discovery or invention1789
etimoloġijaFrom the Swedish village, Ytterby, where one of its minerals was first found.
pronunciationIT-ri-em (Ingliż)

source

Abundance
Abundance in Earth's crust
natural abundance (ocean)
0.000013 mg/L
natural abundance (human body)
natural abundance (meteoroid)
0.00019 %
natural abundance (Xemx)
0.000001 %
Abundance in Universe
0.0000007 %

Nuclear Screening Constants

1s0.8244
2p3.9968
2s10.3778
3d13.6029
3p15.9075
3s15.4485
4d23.0416
4p26.2544
4s24.7364
5s32.744