“Because it has no stable isotopes, promethium was the last lanthanide to be discovered and ... which is still quite a difficult task.” So while the Periodic Table of Elements may be a story about ...
When you talk about elite Bobcats, he's definitely one of those guys. And that permeates throughout the whole team, what Ortt means and the spirit that he comes to practice ...
How about the heavier neighbor down the group of the periodic table, flerovium, element 114 ... which comes as no surprise given the much higher nuclear charge. The observation of a mere handful ...