Lanthanum
id:
lanthanum-205-11161946
title:
Lanthanum
text:
Lanthanum is a chemical element; it has symbol La and atomic number 57. It is a soft, ductile, silvery-white metal that tarnishes slowly when exposed to air. It is the eponym of the lanthanide series, a group of 15 similar elements between lanthanum and lutetium in the periodic table, of which lanthanum is the first and the prototype. Lanthanum is traditionally counted among the rare earth elements. Like most other rare earth elements, its usual oxidation state is +3, although some compounds are
brand slug:
wiki
category slug:
encyclopedia
description:
Chemical element with atomic number 57 (La)
original url:
https://en.wikipedia.org/wiki/Lanthanum
date created:
2001-07-27T16:08:15Z
date modified:
2024-09-10T10:26:56Z
main entity:
{"identifier":"Q1801","url":"https://www.wikidata.org/entity/Q1801"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/8/8c/Lanthanum-2.jpg","width":708,"height":708}
fields total:
13
integrity:
16