Periodic table of the elements
StrontiumYttriumZirconium
39
Y
Yttrium
88.90585
2
8
18
9
2
39
Y
Yttrium
88.90585
2
8
18
9
2
General
NameYttrium
SymbolY
Number39
Chemical seriesTransition elements
Group / Period3 / 5
Blockd-block
CAS registry number7440-65-5

Physical properties
Statesolid
Density4.472 g/cm3
Melting point1799 K (1526 °C, 2779 °F)
Boiling point3609 K (3336 °C, 6037 °F)
Critical point

Atomic properties
Atomic Weight88.90585 g/mol
Crystal structurehexagonal
Electronegativity1.22
Atomic radius180 pm
Atomic radius (calculated)212 pm
Electron configuration[Kr] 4d1 5s2
Electrons per shell2, 8, 18, 9, 2
Number of protons39
Number of neutrons50

Other languages
SpanishItrio
PortugueseÍtrio
FrenchYttrium
GermanYttrium
ItalianIttrio
RussianИттрий
PolishItr
Chinese
Arabicإتريوم
Turkishİtriyum
DutchYttrium


Periodic table of the elements
StrontiumYttriumZirconium