IRON(II) SULFIDE - (1317-37-9)

Introduction

Name: iron(II) sulfide; ferrous sulfide;
* IUPAC
CAS Number: 1317-37-9
Chemical Formula: FeS
Molar Mass: 87.91 g
Mass Percent: Fe 63.525 %; S 36.474 % 

Classification

• inorganic

Bonding

Bonding: polar covalent
Ionic Character: 22.73 %

Thermochemistry

ΔHf° (s pyrrhotite): -23.9 kcal/mol 1 = -100.00 kJ/mol
S° (s pyrrhotite): 14.41 cal/(mol•K) 2 = 60.29 J/(mol•K)
ΔGf° (s pyrrhotite): -24.0 kcal/mol 3 = -100.42 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) - Ebbing, Darrell D. General Chemistry 3rd ed.; Houghton Mifflin Company: Boston, MA, 1990; p 77.