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

State of Matter Enthalpy of Formation Entropy
kcal/mol kJ/mol cal/(mol×K) J/(mol×K)
(s pyrrhotite) -23.9 1 -100.00 14.41 1 60.29
State of Matter Gibbs Free Energy Specific Heat
kcal/mol kJ/mol cal/(mol°C) J/(mol°C)
(s pyrrhotite) -24.0 2 -100.42 1
State of Matter
(s pyrrhotite)

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.

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