CALCIUM BROMIDE - (7789-41-5)

Einführung

Name: calcium bromide
* IUPAC
CAS-Nummer: 7789-41-5
Chemische Formel: CaBr2
Molmasse: 199.886 g
Massenprozent: Ca 20.050 %; Br 79.949 % 
Isomers:  calcium bromide dihydrate

Einstufung

Physikalische Eigenschaften

Schmelzpunkt:*
742°C 1 = 1015.15 K = 1367.6°F
Siedepunkt:*
1815°C 1 = 2088.15 K = 3299°F

* - 1 atm pressure

Kleben

Kleben: ionic
Ionic Character: 59.39 %

Thermochemie

ΔHf° (s): -163.3 kcal/mol 2 = -683.25 kJ/mol
ΔHf° (ℓ): -158.46 kcal/mol 2 = -663.00 kJ/mol
ΔHf° (g): -92.0 kcal/mol 2 = -384.93 kJ/mol
S° (s): 31.00 cal/(mol•K) 3 = 129.70 J/(mol•K)
S° (ℓ): 35.34 cal/(mol•K) 3 = 147.86 J/(mol•K)
S° (g): 75.20 cal/(mol•K) 3 = 314.64 J/(mol•K)
ΔGf° (s): -158.73 kcal/mol 4 = -664.13 kJ/mol
ΔGf° (ℓ): -155.19 kcal/mol 4 = -649.31 kJ/mol
ΔGf° (g): -100.61 kcal/mol 4 = -420.95 kJ/mol

Die Reaktionen

Für mehr Informationen

Quellen

(1) - Lide, David R. CRC Handbook of Chemistry and Physics, 84th ed.; CRC Press: Boca Raton, FL, 2003; p 4-48.
(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.
(5) - Ebbing, Darrell D. General Chemistry 3rd ed.; Houghton Mifflin Company: Boston, MA, 1990; p 98.