April 2020
Intermediate to advanced
296 pages
5h 20m
English

The last ’n’ smallest lanthanoid, so hard ’n’ dense to boot,
Once found ’twas named by Georges Urbain, his hometown to salute.
With few key traits to fuel much need,
FIFTEENTH IN THE LANTHANOID SERIES
[to boot: phrase — moreover, in addition to]
Lutetium (pronounced loo-tee-shee-um) is the last of the 15 chemically similar lanthanoid elements on row 6 (the sixth period) of the periodic table. It’s also the smallest of the lanthanoids due to the phenomenon of lanthanoid ...