Ionic Liquids [M³⁺ ][A^- ]₃ with Three-Valent Cations and Their Possible Use to Easily Separate Rare Earth Metals.

Yttrium, despite being the lightest element of the three, is usually counted towards the heavy rare earths due to chemical similarities.[ 25 , 26 ] The pure samples follow a clear trend: the lighter the rare earth metal salt, the more it prefers the aqueous phase.

also in 19,460 other papers