59
140.91
Praseodymium
Gk. prasinos (πράσινος) green + dídymos (δίδυμος) twin
1885
Carl Auer von Welsbach (Austria)
group n/a | period 6 | f-block Xe 4f³ 6s²
Rb
…
Xe
Cs
Ce
◄
Pr
►
Nd
Rn
▼
Fr
Pa
Og
CELTIC
BRYTHONIC
GOIDELIC
ROMANCE
EASTERN ROMANCE
WESTERN ROMANCE
CONSTRUCTED
ALBANIAN
GERMANIC
NORTHERN GERMANIC
WESTERN GERMANIC
INDIC
IRANIAN
ARMENIAN
BALTIC
SLAVIC
EASTERN SLAVIC
SOUTHERN SLAVIC
WESTERN SLAVIC
GREEK
URALIC
FINNIC
UGRIC
TURKIC
KARTVELIAN
BASQUE