Praseodymium-141 (Pr-141)

Identity

Protons

59

Neutrons

82

Mass number

141

Mass

140.9 ± 1.6 u

Mass excess

-86.015 MeV

Spin

5/2+*

Stability

stable

Natural occurrence

100.00 % of praseodymium

Produced by

• Ce-141
• Pm-145