The main physicochemical properties of rare earth elements
Rare earth elements are typical metallic elements. Their metallic activity is second only to that of alkali metals and alkaline earth metals, but more active than other metal elements. In 17 ra
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Rare earth is a periodic table of the chemical elements in the lanthanide and their associated and similar elements collectively, which comprises lanthanum ( La ), cerium ( Ce ), praseodymium ( Pr ), neodymium ( Nd ), promethium ( Pm ), samarium( Sm ) , e
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The occurrence state
Rare earth elements mainly exist in the form of minerals in the earth's crust, and there are three main occurrence states:
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