Ittrium (Y)

chemical element with symbol Y and atomic number 39

Atomic Number	39
Atomic Weight	88.90584
Massagetal	89

Group	3
Period	5
Block	d

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

Physical Property

Atoomradius	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
Ioonradius	90 pm 96 pm 101,9 pm 107,5 pm
Crystal Radius	104 pm 110 pm 115,9 pm 121,5 pm
Van der Waals radius	240 pm 232 pm 271 pm 334,5 pm
density	4,47 g/cm³ 4 240 kg/m³

Chemical Property

energie

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 1 010 eV/particle 1 061,9 eV/particle 1 120,2 eV/particle 1 190 eV/particle 1 253 eV/particle 1 300 eV/particle 1 427,6 eV/particle 1 483,118 eV/particle 3 562,9 eV/particle 3 720 eV/particle 3 892 eV/particle 4 060 eV/particle 4 299 eV/particle 4 484 eV/particle 4 724 eV/particle 4 875,73 eV/particle 20 415,716 eV/particle 21 115,55 eV/particle

Verdampingswarmte	367 kJ/mol
smeltingswarmte	11,5 kJ/mol
Vormingsentalpie	424,7 kJ/mol
elektron

Elektronskil	2, 8, 18, 9, 2

Valenselektrone	2 ⓘ

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

Oksidasietoestand	0, 1, 2, 3
Elektronegatiwiteit	6,631 eV/particle 0.1216986 1.22
Electrophilicity Index	0,9002558378903806 eV/particle
fundamental state of matter

phase of matter	Solid
gaseous state of matter
Boiling Point	3 618,15 K
Melting Point	1 795,15 K
critical pressure
critical temperature
triple point
appearance
kleur	Silver #ff1493 #94ffff #94ffff
appearance	silvery white
Brekingsindeks
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
Geleidingsvermoë	1,8 MS/m
Elektriese resistiwiteit	0,00000057 Ω*m
superconductivity	1,3 K
Magnetisme
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
structure
Crystal Structure	Simple Hexagonal (HEX)
lattice constant	3,65 Å
Lattice Angles	π/2, π/2, 2 π/3
mechanical property
hardness	589 MPa
Massamodulus	41 GPa
Skuifmodulus	26 GPa
Young se modulus	64 GPa
Poisson se verhouding	0,24
Spoed van klank	3 300 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	2 600 a₀
allotrope
Neutron cross section	1,28
Neutron Mass Absorption	0,00059
quantum number	2D3/2
Ruimtegroep	194 (P63/mmc)

Isotopes of Yttrium

Stable Isotopes	1
Unstable Isotopes	34
Natural Isotopes	1

⁷⁵Y

Massagetal	75
neutron number	36
Relative Atomic Mass	74,96584 ± 0,000322 Da
g-factor
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd
spin	5/2
nuclear quadrupole moment
ontdekkingsdatum
parity	+

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

⁷⁶Y

Massagetal	76
neutron number	37
Relative Atomic Mass	75,958937 ± 0,000322 Da
g-factor
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	28 ± 9 ms
spin	1
nuclear quadrupole moment
ontdekkingsdatum	2001
parity	-

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

⁷⁷Y

Massagetal	77
neutron number	38
Relative Atomic Mass	76,950146 ± 0,000218 Da
g-factor
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	63 ± 17 ms
spin	5/2
nuclear quadrupole moment
ontdekkingsdatum	1999
parity	+

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

⁷⁸Y

Massagetal	78
neutron number	39
Relative Atomic Mass	77,94399 ± 0,00032 Da
g-factor	0
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	54 ± 5 ms
spin	0
nuclear quadrupole moment	0
ontdekkingsdatum	1992
parity	+

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

⁷⁹Y

Massagetal	79
neutron number	40
Relative Atomic Mass	78,937946 ± 0,000086 Da
g-factor
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	14,8 ± 0,6 s
spin	5/2
nuclear quadrupole moment
ontdekkingsdatum	1992
parity	+

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

⁸⁰Y

Massagetal	80
neutron number	41
Relative Atomic Mass	79,93435475 ± 0,000006701 Da
g-factor
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	30,1 ± 0,5 s
spin	4
nuclear quadrupole moment
ontdekkingsdatum	1981
parity	-

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

⁸¹Y

Massagetal	81
neutron number	42
Relative Atomic Mass	80,929454283 ± 0,000005802 Da
g-factor
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	70,4 ± 1 s
spin	5/2
nuclear quadrupole moment
ontdekkingsdatum	1981
parity	+

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

⁸²Y

Massagetal	82
neutron number	43
Relative Atomic Mass	81,926930189 ± 0,000005902 Da
g-factor
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	8,3 ± 0,2 s
spin	1
nuclear quadrupole moment
ontdekkingsdatum	1980
parity	+

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

⁸³Y

Massagetal	83
neutron number	44
Relative Atomic Mass	82,922484026 ± 0,00002 Da
g-factor
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	7,08 ± 0,08 m
spin	9/2
nuclear quadrupole moment
ontdekkingsdatum	1962
parity	+

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

⁸⁴Y

Massagetal	84
neutron number	45
Relative Atomic Mass	83,92067106 ± 0,000004615 Da
g-factor
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	39,5 ± 0,8 m
spin	6
nuclear quadrupole moment
ontdekkingsdatum	1962
parity	+

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

⁸⁵Y

Massagetal	85
neutron number	46
Relative Atomic Mass	84,916433039 ± 0,00002036 Da
g-factor
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	2,68 ± 0,05 h
spin	1/2
nuclear quadrupole moment	0
ontdekkingsdatum	1952
parity

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

⁸⁶Y

Massagetal	86
neutron number	47
Relative Atomic Mass	85,914886095 ± 0,000015182 Da
g-factor
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	14,74 ± 0,02 h
spin	4
nuclear quadrupole moment
ontdekkingsdatum	1951
parity	-

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

⁸⁷Y

Massagetal	87
neutron number	48
Relative Atomic Mass	86,9108761 ± 0,00000121 Da
g-factor	-0,38 ± 0,04
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	79,8 ± 0,3 h
spin	1/2
nuclear quadrupole moment	0
ontdekkingsdatum	1940
parity	-

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

⁸⁸Y

Massagetal	88
neutron number	49
Relative Atomic Mass	87,909501274 ± 0,00000161 Da
g-factor	-0,105 ± 0,0025
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	106,629 ± 0,024 d
spin	4
nuclear quadrupole moment	0,16 ± 0,03
ontdekkingsdatum	1948
parity	-

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

⁸⁹Y

Massagetal	89
neutron number	50
Relative Atomic Mass	88,905838156 ± 0,000000363 Da
g-factor	-0,274596 ± 0,00001
natural abundance	100
radioaktiwiteit	Stabiele isotoop
Halfleeftyd	Not Radioactive ☢️
spin	1/2
nuclear quadrupole moment	0
ontdekkingsdatum	1923
parity	-

⁹⁰Y

Massagetal	90
neutron number	51
Relative Atomic Mass	89,907141749 ± 0,000000379 Da
g-factor	-0,814 ± 0,004
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	64,05 ± 0,05 h
spin	2
nuclear quadrupole moment	-0,125 ± 0,011
ontdekkingsdatum	1937
parity	-

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

⁹¹Y

Massagetal	91
neutron number	52
Relative Atomic Mass	90,907298048 ± 0,000001978 Da
g-factor	0,3278 ± 0,0016
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	58,51 ± 0,06 d
spin	1/2
nuclear quadrupole moment	0
ontdekkingsdatum	1943
parity	-

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

⁹²Y

Massagetal	92
neutron number	53
Relative Atomic Mass	91,908945752 ± 0,000009798 Da
g-factor	-0,335 ± 0,01
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	3,54 ± 0,01 h
spin	2
nuclear quadrupole moment	0 ± 0,02
ontdekkingsdatum	1940
parity	-

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

⁹³Y

Massagetal	93
neutron number	54
Relative Atomic Mass	92,909578434 ± 0,000011259 Da
g-factor
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	10,18 ± 0,08 h
spin	1/2
nuclear quadrupole moment	0
ontdekkingsdatum	1948
parity	-

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

⁹⁴Y

Massagetal	94
neutron number	55
Relative Atomic Mass	93,911592062 ± 0,000006849 Da
g-factor	-0,12 ± 0,01
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	18,7 ± 0,1 m
spin	2
nuclear quadrupole moment	-0,03 ± 0,03
ontdekkingsdatum	1948
parity	-

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

⁹⁵Y

Massagetal	95
neutron number	56
Relative Atomic Mass	94,912819697 ± 0,000007277 Da
g-factor	-0,32 ± 0,06
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	10,3 ± 0,1 m
spin	1/2
nuclear quadrupole moment	0
ontdekkingsdatum	1959
parity	-

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

⁹⁶Y

Massagetal	96
neutron number	57
Relative Atomic Mass	95,915909305 ± 0,000006521 Da
g-factor	0
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	5,34 ± 0,05 s
spin	0
nuclear quadrupole moment	0
ontdekkingsdatum	1975
parity	-

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

⁹⁷Y

Massagetal	97
neutron number	58
Relative Atomic Mass	96,918286702 ± 0,000007201 Da
g-factor	-0,24 ± 0,02
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	3,75 ± 0,03 s
spin	1/2
nuclear quadrupole moment	0
ontdekkingsdatum	1970
parity	-

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

⁹⁸Y

Massagetal	98
neutron number	59
Relative Atomic Mass	97,922394841 ± 0,000008501 Da
g-factor	0
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	548 ± 2 ms
spin	0
nuclear quadrupole moment	0
ontdekkingsdatum	1970
parity	-

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

⁹⁹Y

Massagetal	99
neutron number	60
Relative Atomic Mass	98,924160839 ± 0,000007101 Da
g-factor	1,272 ± 0,008
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	1,484 ± 0,007 s
spin	5/2
nuclear quadrupole moment	1,55 ± 0,17
ontdekkingsdatum	1975
parity	+

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

¹⁰⁰Y

Massagetal	100
neutron number	61
Relative Atomic Mass	99,927727678 ± 0,000012 Da
g-factor	0,6875 ± 0,0025
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	940 ± 30 ms
spin	4
nuclear quadrupole moment
ontdekkingsdatum	1977
parity	+

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

¹⁰¹Y

Massagetal	101
neutron number	62
Relative Atomic Mass	100,930160817 ± 0,000007601 Da
g-factor	1,288 ± 0,008
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	426 ± 20 ms
spin	5/2
nuclear quadrupole moment	1,53 ± 0,17
ontdekkingsdatum	1983
parity	+

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

¹⁰²Y

Massagetal	102
neutron number	63
Relative Atomic Mass	101,934328471 ± 0,000004381 Da
g-factor
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	360 ± 40 ms
spin	5
nuclear quadrupole moment
ontdekkingsdatum	1980
parity	-

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

¹⁰³Y

Massagetal	103
neutron number	64
Relative Atomic Mass	102,937243796 ± 0,000012029 Da
g-factor
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	239 ± 12 ms
spin	5/2
nuclear quadrupole moment
ontdekkingsdatum	1994
parity	+

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

¹⁰⁴Y

Massagetal	104
neutron number	65
Relative Atomic Mass	103,941943 ± 0,000215 Da
g-factor	0
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	197 ± 4 ms
spin	0
nuclear quadrupole moment	0
ontdekkingsdatum	1994
parity	+

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

¹⁰⁵Y

Massagetal	105
neutron number	66
Relative Atomic Mass	104,945711 ± 0,000429 Da
g-factor
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	95 ± 9 ms
spin	5/2
nuclear quadrupole moment
ontdekkingsdatum	1994
parity	+

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

¹⁰⁶Y

Massagetal	106
neutron number	67
Relative Atomic Mass	105,950842 ± 0,000537 Da
g-factor
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	75 ± 6 ms
spin	2
nuclear quadrupole moment
ontdekkingsdatum	1997
parity	+

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

¹⁰⁷Y

Massagetal	107
neutron number	68
Relative Atomic Mass	106,954943 ± 0,000537 Da
g-factor
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	33,5 ± 0,3 ms
spin	5/2
nuclear quadrupole moment
ontdekkingsdatum	1997
parity	+

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

¹⁰⁸Y

Massagetal	108
neutron number	69
Relative Atomic Mass	107,960515 ± 0,000644 Da
g-factor
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	30 ± 5 ms
spin	6
nuclear quadrupole moment
ontdekkingsdatum	2010
parity	-

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

¹⁰⁹Y

Massagetal	109
neutron number	70
Relative Atomic Mass	108,965131 ± 0,000751 Da
g-factor
natural abundance
radioaktiwiteit	☢️ radioactive element
Halfleeftyd	25 ± 5 ms
spin	5/2
nuclear quadrupole moment
ontdekkingsdatum	2010
parity	+

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

geskiedenis

Ontdek deur	Johann Gadolin
ligging van ontdekking	Finland
ontdekkingsdatum	1789
etimologie	From the Swedish village, Ytterby, where one of its minerals was first found.
uitspraak	IT-ri-em (Engels)

source

Abundance
Abundance in Earth's crust	33 mg/kg
natural abundance (oseaan)	0,000013 mg/L
natural abundance (human body)
natural abundance (Meteoroïde)	0,00019 %
natural abundance (Son)	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

Ittrium on ChemicalAid

Art & Architecture Thesaurus ID	300380580
Australian Educational Vocabulary ID	scot/3600
BNF-kode	12168271v
Brockhaus Enzyklopädie online ID	yttrium
CAB ID	281355
CAS Registry Number	7440-65-5
CPV Supplementary	AA17
ChEBI ID	33331
ChemSpider ID	22429
Common Procurement Vocabulary	14734000
DSSTOX compound identifier	DTXCID4029775
DSSTox substance ID	DTXSID0049816
DeCS ID	15415
Den Store Danske ID	yttrium
ECHA Substance Infocard ID	100.028.340
Elhuyar ZTH ID	025999
Encyclopædia Britannica Online ID	science/yttrium
Encyclopædia Universalis ID	yttrium
Freebase-kode	/m/025sqv7
French Vikidia ID	Yttrium
GND ID	4067222-0
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
LCCN	sh85149410
NDL-kode	00564324
National Library of Israel J9U ID	987007531972405171
OmegaWiki Defined Meaning	370956
OpenAlex ID	C531131001
PSH ID	5757
PubChem CID	23993
Quora topic ID	Yttrium
RxNorm ID	1534770
ScienceDirect topic ID	materials-science/yttrium
ScienceDirect topic ID	chemical-engineering/yttrium
Store norske leksikon ID	yttrium
Treccani ID	ittrio
UNII	58784XQC3Y
USGS Thesaurus ID	1617
WordNet 3.1 Synset ID	14685919-n
ZVG number	7390

Ittrium (Y)

Physical Property

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

geskiedenis

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