Lanthanum/Definition: Difference between revisions
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imported>Daniel Mietchen (e) |
imported>Daniel Mietchen (plural) |
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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 [[lanthanides]], a group of elements in the [[Periodic Table]]. | ||
Revision as of 18:26, 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 lanthanides, a group of elements in the Periodic Table.