DICHLORINE MONOXIDE - (7791-21-1)

Introduction

Name: dichlorine monoxide
* IUPAC
CAS Number: 7791-21-1
Chemical Formula: Cl2O
Molar Mass: 86.9054 g
Mass Percent: Cl 81.589 %; O 18.410 % 

Classification

• inorganic

Physical Properties

Melting Point:*
-120.6°C 1 = 152.55 K = -185.08°F
Boiling Point:*
2.2°C 1 = 275.35 K = 35.96°F

* - 1 atm pressure

Bonding

Bonding: nonpolar covalent
Ionic Character: 8.48 %

Thermochemistry

ΔHf° (g): 19.20 kcal/mol 2 = 80.33 kJ/mol
S° (g): 64.02 cal/(mol•K) 3 = 267.86 J/(mol•K)
ΔGf° (g): 23.30 kcal/mol 4 = 97.49 kJ/mol

For More Information

Sources

(1) - Lide, David R. CRC Handbook of Chemistry and Physics, 84th ed.; CRC Press: Boca Raton, FL, 2003; p 4-51.
(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.