Search Result：atomic number 59
atomic number 59 
(TTS Sound)
(TTS Sound)Overview of noun atomic_number_59
The noun atomic number 59 has 1 sense
- praseodymium, Pr, atomic number 59 -- (a soft yellowish-white trivalent metallic element of the rare earth group; can be recovered from bastnasite or monazite by an ion-exchange process)