THULIUM(III) OXIDE - (12036-44-1)

Introduction

Name: thulium(III) oxide
* IUPAC
CAS Number: 12036-44-1
Chemical Formula: Tm2O3
Molar Mass: 385.86662 g
Mass Percent: Tm 87.560 %; O 12.439 % 

Classification

• inorganic

Physical Properties


Boiling Point:*
3945°C 1 = 4218.15 K = 7133°F

* - 1 atm pressure

Bonding

Bonding: ionic
Ionic Character: 66.36 %

Thermochemistry

ΔHf° (s): -451.4 kcal/mol 2 = -1,888.66 kJ/mol
S° (s): 33.4 cal/(mol•K) 3 = 139.75 J/(mol•K)
ΔGf° (s): -428.9 kcal/mol 4 = -1,794.52 kJ/mol

For More Information

Sources

(1) - Lide, David R. CRC Handbook of Chemistry and Physics, 84th ed.; CRC Press: Boca Raton, FL, 2003; p 4-90.
(2) - Dean, John A. Lange's Handbook of Chemistry, 12th ed.; McGraw-Hill Book Company: New York, NY, 1979; p 9:4-9:94.
(3) - Dean, John A. Lange's Handbook of Chemistry, 12th ed.; McGraw-Hill Book Company: New York, NY, 1979; p 9:4-9:94.
(4) - Dean, John A. Lange's Handbook of Chemistry, 12th ed.; McGraw-Hill Book Company: New York, NY, 1979; p 9:4-9:94.