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GA| Monikko | lanthanums |
(uncountable) A chemical element (symbol La) with an atomic number of 57: a soft, ductile, silvery-white metal that tarnishes slowly when exposed to air.
1 cm big piece of pure lanthanum.
(uncountable) A chemical element (symbol La) with an atomic number of 57: a soft, ductile, silvery-white metal that tarnishes slowly when exposed to air.
Excerpt from the chart of nuclides showing stable isotopes (black) from barium ( Z = 56 ) to neodymium ( Z = 60 )
(uncountable) A chemical element (symbol La) with an atomic number of 57: a soft, ductile, silvery-white metal that tarnishes slowly when exposed to air.
Production of Lanthanum from Monazite sand