CALCIUM SILICATE - (1344-95-2)

Introduction

Name: calcium silicate
* IUPAC
CAS Number: 1344-95-2
Chemical Formula: CaSiO3
Molar Mass: 116.1617 g
Mass Percent: Ca 34.501 %; Si 24.177 %; O 41.320 % 

Classification

• inorganic

Uses/Function

• "Fused sodium silicate, Na2SiO3, and calcium silicate, CaSiO3, are the major components of the glass used in such things as drinking glasses, bottles, and window panes." 1

Bonding

Thermochemistry

ΔHf° (s wollastonite): -390.76 kcal/mol 2 = -1,634.94 kJ/mol
ΔHf° (s pseudowollastonite): -389.2 kcal/mol 2 = -1,628.41 kJ/mol
S° (s wollastonite): 19.58 cal/(mol•K) 3 = 81.92 J/(mol•K)
S° (s pseudowollastonite): 20.88 cal/(mol•K) 3 = 87.36 J/(mol•K)
ΔGf° (s wollastonite): -370.39 kcal/mol 4 = -1,549.71 kJ/mol
ΔGf° (s pseudowollastonite): -369.2 kcal/mol 4 = -1,544.73 kJ/mol

Reactions

For More Information

Sources

(1) - Whitten, Kenneth W., Davis, Raymond E., and Peck, M. Larry. General Chemistry 6th ed.; Saunders College Publishing: Orlando, FL, 2000; p 966.
(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) - Swaddle, T.W. Inorganic Chemistry; Academic Press: San Diego, 1997; p 186.
(6) - Ebbing, Darrell D. General Chemistry 3rd ed.; Houghton Mifflin Company: Boston, MA, 1990; p 298.
(7) - Atkins, Jones, and Laverman. Chemical Principles 6th ed.; W.H. Freeman and Company: New York, NY, 2013; p F94.