CALCIUM HYDRIDE - (7789-78-8)

Introduction

Name: calcium hydride
* IUPAC
CAS Number: 7789-78-8
Chemical Formula: CaH2
Molar Mass: 42.09388 g
Mass Percent: Ca 95.210 %; H 4.7890 % 

Classification

• inorganic

Bonding

Bonding: polar covalent
Ionic Character: 36.36 %

Thermochemistry

ΔHf° (s): -44.5 kcal/mol 1 = -186.19 kJ/mol
S° (s): 10 cal/(mol•K) 2 = 41.84 J/(mol•K)
ΔGf° (s): -35.2 kcal/mol 3 = -147.28 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.