Itri

Itri (Y)

chemical element with symbol Y and atomic number 39
Atomic Number39
Atomic Weight88.90584
Rhif màs89
Group3
Period5
Blockd
Proton39 p+
Niwtron50 n0
Electron39 e-
Animated Bohr model of Y (Itri)

Nodwedd Ffisegol

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
density
4.47 g/cm³
Atomic Radii Of The Elements: Itri0102030405060708090100110120130140150160170180190200210220230240pmAtomic RadiusCovalent RadiusMetallic RadiusVan der Waals radius

Nodwedd Gemegol

egni
proton affinity
967 kJ/mol
electron affinity
ionization energy
6.21726 eV/particle
ionization energy of Y (Itri)
enthalpy of vaporization
367 kJ/mol
enthalpy of fusion
11.5 kJ/mol
standard enthalpy of formation
424.7 kJ/mol
Electron
plisgyn yr electron2, 8, 18, 9, 2
Bohr model: Y (Itri)
valence electron2
Lewis structure: Y (Itri)
trefn yr electronnau[Kr] 4d1 5s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 4d1 5s2
Enhanced Bohr model of Y (Itri)
Orbital Diagram of Y (Itri)
Cyflwr ocsidiad0, 1, 2, 3
Electronegatifedd
1.22
Electrophilicity Index
0.9002558378903806 eV/particle
cyflwr sylfaenol mater
cyflwr materSolid
gaseous state of matter
Boiling Point
3,618.15 K
Melting Point
1,795.15 K
critical pressure
critical temperature
triple point
appearance
lliw
Silver
appearancesilvery white
Mynegrif plygiant
nodwedd ffisegol gwrthrych
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
dargludedd trydanol
1.8 MS/m
Gwrthedd
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
strwythur
Crystal StructureSimple Hexagonal (HEX)
lattice constant
3.65 Å
Lattice Anglesπ/2, π/2, 2 π/3
nodwedd mecanyddol deunyddiau
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

Rhif màs75
neutron number36
relative atomic mass
74.96584 ± 0.000322 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
spin5/2
nuclear quadrupole moment
dyddiad darganfod
parity+

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

76Y

Rhif màs76
neutron number37
relative atomic mass
75.958937 ± 0.000322 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
28 ± 9 ms
spin1
nuclear quadrupole moment
dyddiad darganfod2001
parity-

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

77Y

Rhif màs77
neutron number38
relative atomic mass
76.950146 ± 0.000218 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
63 ± 17 ms
spin5/2
nuclear quadrupole moment
dyddiad darganfod1999
parity+

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

78Y

Rhif màs78
neutron number39
relative atomic mass
77.94399 ± 0.00032 Da
g-factor
0
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
54 ± 5 ms
spin0
nuclear quadrupole moment
0
dyddiad darganfod1992
parity+

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

79Y

Rhif màs79
neutron number40
relative atomic mass
78.937946 ± 0.000086 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
14.8 ± 0.6 s
spin5/2
nuclear quadrupole moment
dyddiad darganfod1992
parity+

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

80Y

Rhif màs80
neutron number41
relative atomic mass
79.93435475 ± 0.000006701 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
30.1 ± 0.5 s
spin4
nuclear quadrupole moment
dyddiad darganfod1981
parity-

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

81Y

Rhif màs81
neutron number42
relative atomic mass
80.929454283 ± 0.000005802 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
70.4 ± 1 s
spin5/2
nuclear quadrupole moment
dyddiad darganfod1981
parity+

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

82Y

Rhif màs82
neutron number43
relative atomic mass
81.926930189 ± 0.000005902 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
8.3 ± 0.2 s
spin1
nuclear quadrupole moment
dyddiad darganfod1980
parity+

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

83Y

Rhif màs83
neutron number44
relative atomic mass
82.922484026 ± 0.00002 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
7.08 ± 0.08 m
spin9/2
nuclear quadrupole moment
dyddiad darganfod1962
parity+

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

84Y

Rhif màs84
neutron number45
relative atomic mass
83.92067106 ± 0.000004615 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
39.5 ± 0.8 m
spin6
nuclear quadrupole moment
dyddiad darganfod1962
parity+

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

85Y

Rhif màs85
neutron number46
relative atomic mass
84.916433039 ± 0.00002036 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
2.68 ± 0.05 h
spin1/2
nuclear quadrupole moment
0
dyddiad darganfod1952
parity

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

86Y

Rhif màs86
neutron number47
relative atomic mass
85.914886095 ± 0.000015182 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
14.74 ± 0.02 h
spin4
nuclear quadrupole moment
dyddiad darganfod1951
parity-

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

87Y

Rhif màs87
neutron number48
relative atomic mass
86.9108761 ± 0.00000121 Da
g-factor
-0.38 ± 0.04
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
79.8 ± 0.3 h
spin1/2
nuclear quadrupole moment
0
dyddiad darganfod1940
parity-

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

88Y

Rhif màs88
neutron number49
relative atomic mass
87.909501274 ± 0.00000161 Da
g-factor
-0.105 ± 0.0025
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
106.629 ± 0.024 d
spin4
nuclear quadrupole moment
0.16 ± 0.03
dyddiad darganfod1948
parity-

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

89Y

Rhif màs89
neutron number50
relative atomic mass
88.905838156 ± 0.000000363 Da
g-factor
-0.274596 ± 0.00001
natural abundance
100
Dadfeilio ymbelydrolstable isotope
Hanner oesNot Radioactive ☢️
spin1/2
nuclear quadrupole moment
0
dyddiad darganfod1923
parity-

90Y

Rhif màs90
neutron number51
relative atomic mass
89.907141749 ± 0.000000379 Da
g-factor
-0.814 ± 0.004
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
64.05 ± 0.05 h
spin2
nuclear quadrupole moment
-0.125 ± 0.011
dyddiad darganfod1937
parity-

decay modeintensity
β (β decay)100%

91Y

Rhif màs91
neutron number52
relative atomic mass
90.907298048 ± 0.000001978 Da
g-factor
0.3278 ± 0.0016
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
58.51 ± 0.06 d
spin1/2
nuclear quadrupole moment
0
dyddiad darganfod1943
parity-

decay modeintensity
β (β decay)100%

92Y

Rhif màs92
neutron number53
relative atomic mass
91.908945752 ± 0.000009798 Da
g-factor
-0.335 ± 0.01
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
3.54 ± 0.01 h
spin2
nuclear quadrupole moment
0 ± 0.02
dyddiad darganfod1940
parity-

decay modeintensity
β (β decay)100%

93Y

Rhif màs93
neutron number54
relative atomic mass
92.909578434 ± 0.000011259 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
10.18 ± 0.08 h
spin1/2
nuclear quadrupole moment
0
dyddiad darganfod1948
parity-

decay modeintensity
β (β decay)100%

94Y

Rhif màs94
neutron number55
relative atomic mass
93.911592062 ± 0.000006849 Da
g-factor
-0.12 ± 0.01
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
18.7 ± 0.1 m
spin2
nuclear quadrupole moment
-0.03 ± 0.03
dyddiad darganfod1948
parity-

decay modeintensity
β (β decay)100%

95Y

Rhif màs95
neutron number56
relative atomic mass
94.912819697 ± 0.000007277 Da
g-factor
-0.32 ± 0.06
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
10.3 ± 0.1 m
spin1/2
nuclear quadrupole moment
0
dyddiad darganfod1959
parity-

decay modeintensity
β (β decay)100%

96Y

Rhif màs96
neutron number57
relative atomic mass
95.915909305 ± 0.000006521 Da
g-factor
0
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
5.34 ± 0.05 s
spin0
nuclear quadrupole moment
0
dyddiad darganfod1975
parity-

decay modeintensity
β (β decay)100%

97Y

Rhif màs97
neutron number58
relative atomic mass
96.918286702 ± 0.000007201 Da
g-factor
-0.24 ± 0.02
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
3.75 ± 0.03 s
spin1/2
nuclear quadrupole moment
0
dyddiad darganfod1970
parity-

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

98Y

Rhif màs98
neutron number59
relative atomic mass
97.922394841 ± 0.000008501 Da
g-factor
0
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
548 ± 2 ms
spin0
nuclear quadrupole moment
0
dyddiad darganfod1970
parity-

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

99Y

Rhif màs99
neutron number60
relative atomic mass
98.924160839 ± 0.000007101 Da
g-factor
1.272 ± 0.008
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
1.484 ± 0.007 s
spin5/2
nuclear quadrupole moment
1.55 ± 0.17
dyddiad darganfod1975
parity+

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

100Y

Rhif màs100
neutron number61
relative atomic mass
99.927727678 ± 0.000012 Da
g-factor
0.6875 ± 0.0025
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
940 ± 30 ms
spin4
nuclear quadrupole moment
dyddiad darganfod1977
parity+

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

101Y

Rhif màs101
neutron number62
relative atomic mass
100.930160817 ± 0.000007601 Da
g-factor
1.288 ± 0.008
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
426 ± 20 ms
spin5/2
nuclear quadrupole moment
1.53 ± 0.17
dyddiad darganfod1983
parity+

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

102Y

Rhif màs102
neutron number63
relative atomic mass
101.934328471 ± 0.000004381 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
360 ± 40 ms
spin5
nuclear quadrupole moment
dyddiad darganfod1980
parity-

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

103Y

Rhif màs103
neutron number64
relative atomic mass
102.937243796 ± 0.000012029 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
239 ± 12 ms
spin5/2
nuclear quadrupole moment
dyddiad darganfod1994
parity+

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

104Y

Rhif màs104
neutron number65
relative atomic mass
103.941943 ± 0.000215 Da
g-factor
0
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
197 ± 4 ms
spin0
nuclear quadrupole moment
0
dyddiad darganfod1994
parity+

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

105Y

Rhif màs105
neutron number66
relative atomic mass
104.945711 ± 0.000429 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
95 ± 9 ms
spin5/2
nuclear quadrupole moment
dyddiad darganfod1994
parity+

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

106Y

Rhif màs106
neutron number67
relative atomic mass
105.950842 ± 0.000537 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
75 ± 6 ms
spin2
nuclear quadrupole moment
dyddiad darganfod1997
parity+

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

107Y

Rhif màs107
neutron number68
relative atomic mass
106.954943 ± 0.000537 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
33.5 ± 0.3 ms
spin5/2
nuclear quadrupole moment
dyddiad darganfod1997
parity+

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

108Y

Rhif màs108
neutron number69
relative atomic mass
107.960515 ± 0.000644 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
30 ± 5 ms
spin6
nuclear quadrupole moment
dyddiad darganfod2010
parity-

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

109Y

Rhif màs109
neutron number70
relative atomic mass
108.965131 ± 0.000751 Da
g-factor
natural abundance
Dadfeilio ymbelydrol☢️ elfen ymbelydrol
Hanner oes
25 ± 5 ms
spin5/2
nuclear quadrupole moment
dyddiad darganfod2010
parity+

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

hanes

darganfyddwr neu ddyfeisiwrJohann Gadolin
man darganfodFinland
dyddiad darganfod1789
geirdarddiadFrom the Swedish village, Ytterby, where one of its minerals was first found.
ynganiadIT-ri-em (Saesneg)

source

Abundance
Abundance in Earth's crust
natural abundance (cefnfor)
0.000013 mg/L
natural abundance (corff dynol)
natural abundance (Awyrfaen)
0.00019 %
natural abundance (Haul)
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