GERMANIUM(II) OXIDE - (20619-16-3)

introduction

prénom: germanium(II) oxide
* IUPAC
Numero CAS: 20619-16-3
Formule chimique: GeO
Masse molaire: 88.6394 g
Pourcentage de masse: Ge 81.950 %; O 18.049 % 

Classification

Bonding

Bonding: polar covalent
Ionic Character: 43.33 %

Thermochimie

ΔHf° (s brown): -50.7 kcal/mol 1 = -212.13 kJ/mol
ΔHf° (g): -11.04 kcal/mol 1 = -46.19 kJ/mol
S° (s brown): 12 cal/(mol•K) 2 = 50.21 J/(mol•K)
S° (g): 53.58 cal/(mol•K) 2 = 224.18 J/(mol•K)
ΔGf° (s brown): -56.7 kcal/mol 3 = -237.23 kJ/mol
ΔGf° (g): -17.49 kcal/mol 3 = -73.18 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.