Colegio Juan de Lanuza, Zaragoza, Spain
Artwork by Javier Montori, Claudia Valle, Alba Carasusan and María Toha.
Teachers: Sofía Basterra, and Víctor Roda, Colegio Juan de Lanuza, Zaragoza, Spain
Atomic properties*
Name:
Praseodymium
Symbol:
Pr
Atomic
number:
59
Atomic
mass:
140.91
amu
Melting
point:
931°C
Boiling
point:
3520°C
Density:
7.01
g/cm3
Electronegativity:
1.13
#
of
Isotopes:
1
State:
Solid
Colour:
Silvery-white**
Classification:
Metallic**
* Haynes, W. M. (2011). CRC Handbook of Chemistry and Physics, 91st edition: http://www.hbcponline.com/ Retrieved April 7, 2011
** Winter, M. (2010). Home of the Periodic Table. Retrieved April 8, 2011, from Web Elements: http://www.webelements.com/