Ittri (Y)

chemical element with symbol Y and atomic number 39

Atomic Number	39
Atomic Weight	88.90584
mass number	89

Group	3
Period	5
Block	d

proton	39 p⁺
neutron	50 n⁰
electron	39 e^-

Proprietat Fisica

Rai Atomic	180 pm 274 pm
molar volume	19.8 cm³/mol
covalent radius	163 pm 130 pm 124 pm 190 pm
Metallic Radius	162 pm 180 pm
ionic radius	90 pm 96 pm 101.9 pm 107.5 pm
Crystal Radius	104 pm 110 pm 115.9 pm 121.5 pm
Rai de van der Waals	240 pm 232 pm 271 pm 334.5 pm
densitat	4.47 g/cm³ 4240 kg/m³

Chemical Property

energia

proton affinity	967 kJ/mol
electron affinity	0.307 eV/particle
ionization energy	6.21726 eV/particle 12.224 eV/particle 20.52441 eV/particle 60.607 eV/particle 74.97 eV/particle 91.39 eV/particle 110.02 eV/particle 127 eV/particle 145.64 eV/particle 185.7 eV/particle 206 eV/particle 374.04 eV/particle 414 eV/particle 463 eV/particle 512 eV/particle 559 eV/particle 624 eV/particle 677 eV/particle 733 eV/particle 790 eV/particle 847 eV/particle 1010 eV/particle 1061.9 eV/particle 1120.2 eV/particle 1190 eV/particle 1253 eV/particle 1300 eV/particle 1427.6 eV/particle 1483.118 eV/particle 3562.9 eV/particle 3720 eV/particle 3892 eV/particle 4060 eV/particle 4299 eV/particle 4484 eV/particle 4724 eV/particle 4875.73 eV/particle 20415.716 eV/particle 21115.55 eV/particle

enthalpy of vaporization	367 kJ/mol
enthalpy of fusion	11.5 kJ/mol
standard enthalpy of formation	424.7 kJ/mol
electron

electron shell	2, 8, 18, 9, 2

valence electron	2 ⓘ

electron configuration	[Kr] 4d¹ 5s²ⓘ 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 4d¹ 5s²

oxidation number	0, 1, 2, 3
Electronegativitat	6.631 eV/particle 0.1216986 1.22
Electrophilicity Index	0.9002558378903806 eV/particle
fundamental state of matter

estat de la matèria	Solid
gaseous state of matter
Boiling Point	3618.15 K
Melting Point	1795.15 K
critical pressure
critical temperature
Ponch triple
appearance
Color	Silver #ff1493 #94ffff #94ffff
appearance	silvery white
Indici de refraccion
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
type	Conductor
electrical conductivity	1.8 MS/m
electrical resistivity	0.00000057 Ω*m
superconductivity	1.3 K
magnetism
type	paramagnetic
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
estructura
Crystal Structure	Simple Hexagonal (HEX)
lattice constant	3.65 Å
Lattice Angles	π/2, π/2, 2 π/3
mechanical property
Duretat	589 MPa
bulk modulus	41 GPa
shear modulus	26 GPa
Young's modulus	64 GPa
Poisson's ratio	0.24
speed of sound	3300 m/s
classification
Category	Transition metals, Transition metals
CAS Group	IIIA
IUPAC Group	IIIB
Glawe Number	21
Mendeleev Number	12
Pettifor Number	19
Geochemical Class	rare earth & related
Goldschmidt classification	litophile

other

Gas Basicity	945.9 kJ/mol
polarizability	162 ± 12 a₀
C6 Dispersion Coefficient	2600 a₀
allotrope
Neutron cross section	1.28
Neutron Mass Absorption	0.00059
quantum number	2D3/2
space group	194 (P63/mmc)

Isotopes of Yttrium

Stable Isotopes	1
Unstable Isotopes	34
Natural Isotopes	1

⁷⁵Y

mass number	75
neutron number	36
Relative Atomic Mass	74.96584 ± 0.000322 Da
g-factor
natural abundance
Radioactivitat	☢️ radioactive element
Semivida
Espin	5/2
nuclear quadrupole moment
data de descobèrta
parity	+

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

⁷⁶Y

mass number	76
neutron number	37
Relative Atomic Mass	75.958937 ± 0.000322 Da
g-factor
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	28 ± 9 ms
Espin	1
nuclear quadrupole moment
data de descobèrta	2001
parity	-

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

⁷⁷Y

mass number	77
neutron number	38
Relative Atomic Mass	76.950146 ± 0.000218 Da
g-factor
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	63 ± 17 ms
Espin	5/2
nuclear quadrupole moment
data de descobèrta	1999
parity	+

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

⁷⁸Y

mass number	78
neutron number	39
Relative Atomic Mass	77.94399 ± 0.00032 Da
g-factor	0
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	54 ± 5 ms
Espin	0
nuclear quadrupole moment	0
data de descobèrta	1992
parity	+

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

⁷⁹Y

mass number	79
neutron number	40
Relative Atomic Mass	78.937946 ± 0.000086 Da
g-factor
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	14.8 ± 0.6 s
Espin	5/2
nuclear quadrupole moment
data de descobèrta	1992
parity	+

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

⁸⁰Y

mass number	80
neutron number	41
Relative Atomic Mass	79.93435475 ± 0.000006701 Da
g-factor
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	30.1 ± 0.5 s
Espin	4
nuclear quadrupole moment
data de descobèrta	1981
parity	-

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

⁸¹Y

mass number	81
neutron number	42
Relative Atomic Mass	80.929454283 ± 0.000005802 Da
g-factor
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	70.4 ± 1 s
Espin	5/2
nuclear quadrupole moment
data de descobèrta	1981
parity	+

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

⁸²Y

mass number	82
neutron number	43
Relative Atomic Mass	81.926930189 ± 0.000005902 Da
g-factor
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	8.3 ± 0.2 s
Espin	1
nuclear quadrupole moment
data de descobèrta	1980
parity	+

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

⁸³Y

mass number	83
neutron number	44
Relative Atomic Mass	82.922484026 ± 0.00002 Da
g-factor
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	7.08 ± 0.08 m
Espin	9/2
nuclear quadrupole moment
data de descobèrta	1962
parity	+

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

⁸⁴Y

mass number	84
neutron number	45
Relative Atomic Mass	83.92067106 ± 0.000004615 Da
g-factor
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	39.5 ± 0.8 m
Espin	6
nuclear quadrupole moment
data de descobèrta	1962
parity	+

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

⁸⁵Y

mass number	85
neutron number	46
Relative Atomic Mass	84.916433039 ± 0.00002036 Da
g-factor
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	2.68 ± 0.05 h
Espin	1/2
nuclear quadrupole moment	0
data de descobèrta	1952
parity

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

⁸⁶Y

mass number	86
neutron number	47
Relative Atomic Mass	85.914886095 ± 0.000015182 Da
g-factor
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	14.74 ± 0.02 h
Espin	4
nuclear quadrupole moment
data de descobèrta	1951
parity	-

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

⁸⁷Y

mass number	87
neutron number	48
Relative Atomic Mass	86.9108761 ± 0.00000121 Da
g-factor	-0.38 ± 0.04
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	79.8 ± 0.3 h
Espin	1/2
nuclear quadrupole moment	0
data de descobèrta	1940
parity	-

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

⁸⁸Y

mass number	88
neutron number	49
Relative Atomic Mass	87.909501274 ± 0.00000161 Da
g-factor	-0.105 ± 0.0025
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	106.629 ± 0.024 d
Espin	4
nuclear quadrupole moment	0.16 ± 0.03
data de descobèrta	1948
parity	-

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

⁸⁹Y

mass number	89
neutron number	50
Relative Atomic Mass	88.905838156 ± 0.000000363 Da
g-factor	-0.274596 ± 0.00001
natural abundance	100
Radioactivitat	stable isotope
Semivida	Not Radioactive ☢️
Espin	1/2
nuclear quadrupole moment	0
data de descobèrta	1923
parity	-

⁹⁰Y

mass number	90
neutron number	51
Relative Atomic Mass	89.907141749 ± 0.000000379 Da
g-factor	-0.814 ± 0.004
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	64.05 ± 0.05 h
Espin	2
nuclear quadrupole moment	-0.125 ± 0.011
data de descobèrta	1937
parity	-

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

⁹¹Y

mass number	91
neutron number	52
Relative Atomic Mass	90.907298048 ± 0.000001978 Da
g-factor	0.3278 ± 0.0016
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	58.51 ± 0.06 d
Espin	1/2
nuclear quadrupole moment	0
data de descobèrta	1943
parity	-

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

⁹²Y

mass number	92
neutron number	53
Relative Atomic Mass	91.908945752 ± 0.000009798 Da
g-factor	-0.335 ± 0.01
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	3.54 ± 0.01 h
Espin	2
nuclear quadrupole moment	0 ± 0.02
data de descobèrta	1940
parity	-

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

⁹³Y

mass number	93
neutron number	54
Relative Atomic Mass	92.909578434 ± 0.000011259 Da
g-factor
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	10.18 ± 0.08 h
Espin	1/2
nuclear quadrupole moment	0
data de descobèrta	1948
parity	-

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

⁹⁴Y

mass number	94
neutron number	55
Relative Atomic Mass	93.911592062 ± 0.000006849 Da
g-factor	-0.12 ± 0.01
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	18.7 ± 0.1 m
Espin	2
nuclear quadrupole moment	-0.03 ± 0.03
data de descobèrta	1948
parity	-

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

⁹⁵Y

mass number	95
neutron number	56
Relative Atomic Mass	94.912819697 ± 0.000007277 Da
g-factor	-0.32 ± 0.06
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	10.3 ± 0.1 m
Espin	1/2
nuclear quadrupole moment	0
data de descobèrta	1959
parity	-

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

⁹⁶Y

mass number	96
neutron number	57
Relative Atomic Mass	95.915909305 ± 0.000006521 Da
g-factor	0
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	5.34 ± 0.05 s
Espin	0
nuclear quadrupole moment	0
data de descobèrta	1975
parity	-

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

⁹⁷Y

mass number	97
neutron number	58
Relative Atomic Mass	96.918286702 ± 0.000007201 Da
g-factor	-0.24 ± 0.02
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	3.75 ± 0.03 s
Espin	1/2
nuclear quadrupole moment	0
data de descobèrta	1970
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	0.055%

⁹⁸Y

mass number	98
neutron number	59
Relative Atomic Mass	97.922394841 ± 0.000008501 Da
g-factor	0
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	548 ± 2 ms
Espin	0
nuclear quadrupole moment	0
data de descobèrta	1970
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	0.33%

⁹⁹Y

mass number	99
neutron number	60
Relative Atomic Mass	98.924160839 ± 0.000007101 Da
g-factor	1.272 ± 0.008
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	1.484 ± 0.007 s
Espin	5/2
nuclear quadrupole moment	1.55 ± 0.17
data de descobèrta	1975
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	1.77%

¹⁰⁰Y

mass number	100
neutron number	61
Relative Atomic Mass	99.927727678 ± 0.000012 Da
g-factor	0.6875 ± 0.0025
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	940 ± 30 ms
Espin	4
nuclear quadrupole moment
data de descobèrta	1977
parity	+

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

¹⁰¹Y

mass number	101
neutron number	62
Relative Atomic Mass	100.930160817 ± 0.000007601 Da
g-factor	1.288 ± 0.008
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	426 ± 20 ms
Espin	5/2
nuclear quadrupole moment	1.53 ± 0.17
data de descobèrta	1983
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	2.3%

¹⁰²Y

mass number	102
neutron number	63
Relative Atomic Mass	101.934328471 ± 0.000004381 Da
g-factor
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	360 ± 40 ms
Espin	5
nuclear quadrupole moment
data de descobèrta	1980
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	2.6%

¹⁰³Y

mass number	103
neutron number	64
Relative Atomic Mass	102.937243796 ± 0.000012029 Da
g-factor
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	239 ± 12 ms
Espin	5/2
nuclear quadrupole moment
data de descobèrta	1994
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	8%

¹⁰⁴Y

mass number	104
neutron number	65
Relative Atomic Mass	103.941943 ± 0.000215 Da
g-factor	0
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	197 ± 4 ms
Espin	0
nuclear quadrupole moment	0
data de descobèrta	1994
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	34%
2n (2-neutron emission)

¹⁰⁵Y

mass number	105
neutron number	66
Relative Atomic Mass	104.945711 ± 0.000429 Da
g-factor
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	95 ± 9 ms
Espin	5/2
nuclear quadrupole moment
data de descobèrta	1994
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	82%
2n (2-neutron emission)

¹⁰⁶Y

mass number	106
neutron number	67
Relative Atomic Mass	105.950842 ± 0.000537 Da
g-factor
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	75 ± 6 ms
Espin	2
nuclear quadrupole moment
data de descobèrta	1997
parity	+

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

¹⁰⁷Y

mass number	107
neutron number	68
Relative Atomic Mass	106.954943 ± 0.000537 Da
g-factor
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	33.5 ± 0.3 ms
Espin	5/2
nuclear quadrupole moment
data de descobèrta	1997
parity	+

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

¹⁰⁸Y

mass number	108
neutron number	69
Relative Atomic Mass	107.960515 ± 0.000644 Da
g-factor
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	30 ± 5 ms
Espin	6
nuclear quadrupole moment
data de descobèrta	2010
parity	-

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

¹⁰⁹Y

mass number	109
neutron number	70
Relative Atomic Mass	108.965131 ± 0.000751 Da
g-factor
natural abundance
Radioactivitat	☢️ radioactive element
Semivida	25 ± 5 ms
Espin	5/2
nuclear quadrupole moment
data de descobèrta	2010
parity	+

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

istòria

descobridor o inventaire	Johann Gadolin
luòc de descobèrta	Finland
data de descobèrta	1789
Etimologia	From the Swedish village, Ytterby, where one of its minerals was first found.
pronunciation	IT-ri-em (English)

source

Abundance
Abundance in Earth's crust	33 mg/kg
natural abundance (Ocean)	0.000013 mg/L
natural abundance (còs uman)
natural abundance (meteoroid)	0.00019 %
natural abundance (Solelh)	0.000001 %
Abundance in Universe	0.0000007 %

Nuclear Screening Constants

1	s	0.8244
2	p	3.9968
2	s	10.3778
3	d	13.6029
3	p	15.9075
3	s	15.4485
4	d	23.0416
4	p	26.2544
4	s	24.7364
5	s	32.744

Ittri on ChemicalAid

Australian Educational Vocabulary ID	scot/3600
Brockhaus Enzyklopädie online ID	yttrium
CAB ID	281355
CPV Supplementary	AA17
Common Procurement Vocabulary	14734000
DSSTOX compound identifier	DTXCID4029775
DeCS ID	15415
Den Store Danske ID	yttrium
Elhuyar ZTH ID	025999
Encyclopædia Universalis ID	yttrium
French Vikidia ID	Yttrium
Golden ID	Yttrium-ZZ45MY
Great Russian Encyclopedia Online ID	2027900
HSDB ID	7405
Human Metabolome Database ID	HMDB0013667
InChI	InChI=1S/Y
InChIKey	VWQVUPCCIRVNHF-UHFFFAOYSA-N
KBpedia ID	Yttrium
National Library of Israel J9U ID	987007531972405171
OpenAlex ID	C531131001
RxNorm CUI	1534770
ScienceDirect topic ID	materials-science/yttrium
ScienceDirect topic ID	chemical-engineering/yttrium
Store norske leksikon ID	yttrium
USGS Thesaurus ID	1617
WordNet 3.1 Synset ID	14685919-n
identificant Art & Arquitectura Thesaurus	300380580
identificant BNF	12168271v
identificant ChEBI	33331
identificant ChemSpider	22429
identificant DSSTOX de substància	DTXSID0049816
identificant Enciclopedia Treccani	ittrio
identificant Encyclopædia Britannica en linha	science/yttrium
identificant Freebase	/m/025sqv7
identificant GND	4067222-0
identificant NDL	00564324
identificant PSH	5757
identificant PubChem (CID)	23993
identificant Quora d'un subjècte	Yttrium
identificant UNII	58784XQC3Y
identificant bibliotèca del Congrès	sh85149410
identificant d'InfoCard ECHA	100.028.340
numèro CAS	7440-65-5
numèro ZVG	7390
sens definit OmegaWiki	370956

Ittri (Y)

Proprietat Fisica

Chemical Property

other

Isotopes of Yttrium

75Y

76Y

77Y

78Y

79Y

80Y

81Y

82Y

83Y

84Y

85Y

86Y

87Y

88Y

89Y

90Y

91Y

92Y

93Y

94Y

95Y

96Y

97Y

98Y

99Y

100Y

101Y

102Y

103Y

104Y

105Y

106Y

107Y

108Y

109Y

istòria

source

Nuclear Screening Constants

⁷⁵Y

⁷⁶Y

⁷⁷Y

⁷⁸Y

⁷⁹Y

⁸⁰Y

⁸¹Y

⁸²Y

⁸³Y

⁸⁴Y

⁸⁵Y

⁸⁶Y

⁸⁷Y

⁸⁸Y

⁸⁹Y

⁹⁰Y

⁹¹Y

⁹²Y

⁹³Y

⁹⁴Y

⁹⁵Y

⁹⁶Y

⁹⁷Y

⁹⁸Y

⁹⁹Y

¹⁰⁰Y

¹⁰¹Y

¹⁰²Y

¹⁰³Y

¹⁰⁴Y

¹⁰⁵Y

¹⁰⁶Y

¹⁰⁷Y

¹⁰⁸Y

¹⁰⁹Y