BERYLLIUM OXIDE - (1304-56-9)

Introduction

Name: beryllium oxide
* IUPAC
CAS Number: 1304-56-9
Chemical Formula: BeO
Molar Mass: 25.011582 g
Mass Percent: Be 36.032 %; O 63.967 % 

Classification

• inorganic

Bonding

Bonding: ionic
Ionic Character: 56.67 %

Thermochemistry

ΔHf° (s alpha): -145.4 kcal/mol 1 = -608.35 kJ/mol
ΔHf° (g): 31 kcal/mol 1 = 129.70 kJ/mol
S° (s alpha): 3.29 cal/(mol•K) 2 = 13.77 J/(mol•K)
S° (g): 47.21 cal/(mol•K) 2 = 197.53 J/(mol•K)
ΔGf° (s alpha): -138.4 kcal/mol 3 = -579.07 kJ/mol
ΔGf° (g): 24.9 kcal/mol 3 = 104.18 kJ/mol

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.