Lanthanum/Definition: Difference between revisions
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A white soft [[chemical element]] with the [[chemical symbol]] La and the [[atomic number]] 57; belongs to the [[rare earth metal]]s; namesake of the [[ | A white soft [[chemical element]] with the [[chemical symbol]] La and the [[atomic number]] 57; belongs to the [[rare earth metal]]s; namesake of the [[lanthanide]] group of elements in the [[Periodic Table]]. | ||
Revision as of 09:31, 7 April 2010
A white soft chemical element with the chemical symbol La and the atomic number 57; belongs to the rare earth metals; namesake of the lanthanide group of elements in the Periodic Table.