IRON(II) SULFATE HEPTAHYDRATE - (7782-63-0)

Introduction

Name: iron(II) sulfate heptahydrate; ferrous sulfate heptahydrate
* IUPAC
CAS Number: 7782-63-0
Chemical Formula: FeSO47H2O
Molar Mass: 169.92288 g
Mass Percent: Fe 32.864 %; S 18.870 %; O 37.662 %; H 1.1863 %; O 9.4156 % 

Classification

• inorganic

Uses/Function

• "Coagulation [in chemical water analysis]" 1

Bonding

Thermochemistry

ΔHf° (s): -720.50 kcal/mol 2 = -3,014.57 kJ/mol
S° (s): 97.8 cal/(mol•K) 3 = 409.20 J/(mol•K)
ΔGf° (s): -599.97 kcal/mol 4 = -2,510.27 kJ/mol

For More Information

Sources

(1) - Hammer, Mark J. Water and Wastewater Technology, 2nd ed.; Prentice Hall: Englewood Cliffs, NJ, 1986; p 9.
(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) - Dean, John A. Lange's Handbook of Chemistry, 12th ed.; McGraw-Hill Book Company: New York, NY, 1979; p 9:4-9:94.