Lutecio
71
Lu
Grupo
Neniu
Perio
6
Bloko
d
Protonoj
Elektronoj
Neŭtronoj
71
71
104
Ĝeneralaj Propraĵoj
Atoma Nombro
71
Atommaso
174,9668
Amasa Nombro
175
Kategorio
Lantanoidoj
Koloro
Arĝento
Radioaktiva
Ne
Lutetia is the ancient name for Paris
Kristala Strukturo
Simpla Sesangula
Historio
French chemist Georges Urbain successfully separated lutetium from ytterbia in 1907 in Paris.
Austrian scientist Carl Auer von Welsbach and American chemist Charles James also succeeded in isolating lutetium independently in the same year.
Pure lutetium metal was first produced in 1953.
Austrian scientist Carl Auer von Welsbach and American chemist Charles James also succeeded in isolating lutetium independently in the same year.
Pure lutetium metal was first produced in 1953.
Elektronoj per ŝelo
2, 8, 18, 32, 9, 2
Elektrona Agordo
[Xe] 4f14 5d1 6s2
Lutetium was the last natural rare earth element to be discovered
Fizikaj Propraĵoj
Fazo
Solido
Denso
9,84 g/cm3
Fandpunkto
1925,15 K | 1652 °C | 3005,6 °F
Bolpunkto
3675,15 K | 3402 °C | 6155,6 °F
Varmo de Fuzio
22 kJ/mol
Varmo de Vaporiĝo
415 kJ/mol
Specifa Varmo Kapacito
0,154 J/g·K
Krusta Abundo
0,000056%
Universa Abundo
1×10-8%
CAS Nombro
7439-94-3
PubChem Kunmetita Identiga Nombro
23929
Atomaj Propraĵoj
Atoma Radiuso
174 pm
Kovalenta Radiuso
187 pm
Elektronegativeco
1,27 (Pauling-skalo)
Potencialo de jonigo
5,4259 eV
Atoma Volumo
17,78 cm3/mol
Termika Kondukto
0,164 W/cm·K
Oksidaj Ŝtatoj
3
Aplikoj
Lutetium oxide is used to make catalysts for cracking hydrocarbons in the petrochemical industry.
Lutetium aluminum garnet has been proposed for use as a lens material in high refractive index immersion lithography.
Lutetium is used as a phosphor in LED light bulbs.
Lutetium aluminum garnet has been proposed for use as a lens material in high refractive index immersion lithography.
Lutetium is used as a phosphor in LED light bulbs.
Lutetium is considered to be non toxic
Izotopoj
Stabilaj Izotopoj
175LuMalstabilaj Isotopoj
150Lu, 151Lu, 152Lu, 153Lu, 154Lu, 155Lu, 156Lu, 157Lu, 158Lu, 159Lu, 160Lu, 161Lu, 162Lu, 163Lu, 164Lu, 165Lu, 166Lu, 167Lu, 168Lu, 169Lu, 170Lu, 171Lu, 172Lu, 173Lu, 174Lu, 176Lu, 177Lu, 178Lu, 179Lu, 180Lu, 181Lu, 182Lu, 183Lu, 184Lu