wkd:Q79529
lanthanum. chemical element with symbol La and atomic number 57
chemical_elementwkd:Q79529
wikidata.org 3 views · 1mo ago
tin. chemical element with symbol Sn and atomic number 50
chemical_elementwkd:Q1929547wkd:Q79529
wikidata.org 3 views · 1mo ago
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