Associations to the word «Lanthanide»

Wiktionary

LANTHANIDE, noun. (chemistry) Any of the 14 rare earth elements from cerium (or from lanthanum) to lutetium in the periodic table; because their outermost orbitals are empty, they have very similar chemistry; below them are the actinides.
LANTHANIDE CONTRACTION, noun. (chemistry) (physics) the progressive decrease in the radii of atoms of the lanthanide elements as the atomic number increases; evident in various physical properties of the elements and their compounds

Dictionary definition

LANTHANIDE, noun. Any element of the lanthanide series (atomic numbers 57 through 71).

Wise words

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