Pr
Praseodymium
Pr
1
  
 
Real, long lived, electronically neutral reagent chemical.

Gram formula weight (molecular mass) = 140.90


!! Radioactive !! No stable isotopes
Wikipedia Page:

Praseodymium
is defined with respect to the entities below:
The entities below are defined with respect to:
Praseodymium
Lanthanide element (generic)


Metallic element (generic)


Mono-bond type material (generic)


Period 6 element (generic)


chemical compound molecule metal molecular science reaction mechanism ionic material acid base geometry reactivity synthesis science knowledge chemistry Lewis