HAFNIUM FLUORIDE - (13709-52-9)

introduction

prénom: hafnium fluoride
* IUPAC
Numero CAS: 13709-52-9
Formule chimique: HfF4
Masse molaire: 254.4836128 g
Pourcentage de masse: Hf 70.138 %; F 29.861 % 

Classification

Bonding

Bonding: ionic
Ionic Character: 81.21 %

Thermochimie

ΔHf° (s monoclinic): -461.4 kcal/mol 1 = -1,930.50 kJ/mol
S° (s monoclinic): 27 cal/(mol•K) 2 = 112.97 J/(mol•K)
ΔGf° (s monoclinic): -437.5 kcal/mol 3 = -1,830.50 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.