39Y
Yttrium
Transition MetalYttrium (Y) is element 39, a transition metal, in period 5 and group 3 of the periodic table. Its standard atomic weight is 88.906, it melts at 1522 °C and boils at 3345 °C. Discovered by Johan Gadolin, 1794.
Atomic Number39
SymbolY
NameYttrium
Atomic Weight88.906 u
CategoryTransition Metal
Period5
Group3
Melting Point1522 °C
Boiling Point3345 °C
Density4.472 g/cm³
Electron Config[Kr] 4d1 5s2
Discovered ByJohan Gadolin, 1794