TANTALUM(II) OXIDE - (12035-90-4)

introduction

prénom: tantalum(II) oxide
* IUPAC
Numero CAS: 12035-90-4
Formule chimique: TaO
Masse molaire: 196.9473 g
Pourcentage de masse: Ta 91.876 %; O 8.1236 % 

Classification

Bonding

Bonding: ionic
Ionic Character: 58.79 %

Thermochimie

ΔHf° (g): 60 kcal/mol 1 = 251.04 kJ/mol
S° (g): 57.8 cal/(mol•K) 2 = 241.84 J/(mol•K)
ΔGf° (g): 53 kcal/mol 3 = 221.75 kJ/mol

Pour plus d'informations

Sources

(1) - Dean, John A. Lange's Handbook of Chemistry, 12th ed.; McGraw-Hill Book Company: New York, NY, 1979; p 9:4-9:94.
(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.