From Arsenic to Zirconium

SCANDIUM, Sc

KEEPS MESSI’S SKILLS IN VIEW

Dear scandium’s the first “rare earth,” transition metal too,

Its halide Hg-vapor lamps keep Messi’s skills in view.

Helps “Al” fulfill strong lightweight needs,

Its sulfate germinates our seeds.

Light scandium’s organo-sponge might store new fuel, H₂.

Dear scandium’s the first “rare earth,” transition metal too,

GROUP 3 TRANSITION METALS

Scandium is first in the family of elements known as the transition metals that span groups 3 to 12 of the periodic table. It’s also the first member of the club of rare-earth metals; the others are yttrium and the 15 lanthanoids (from lanthanum to lutetium). The term ...