POTASSIUM OXIDE - (12136-45-7)

Introduction

Name: potassium oxide
* IUPAC
CAS Number: 12136-45-7
Chemical Formula: K2O
Molar Mass: 94.196 g
Mass Percent: K 83.014 %; O 16.985 % 

Classification

• inorganic

Bonding

Bonding: ionic
Ionic Character: 79.39 %

Thermochemistry

ΔHf° (s): -86.8 kcal/mol 1 = -363.17 kJ/mol
S° (s): 22.5 cal/(mol•K) 2 = 94.14 J/(mol•K)
ΔGf° (s): -77.0 kcal/mol 3 = -322.17 kJ/mol

Reactions

For More Information

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.
(4) - Silberberg, Martin S. Chemistry: The molecular Nature of Matter and Change 4th ed.; McGraw-Hill: Boston, MA, 2006; p 128.