Melting point: 1,548 degrees Fahrenheit (842 degrees Celsius) Boiling point: 2,703 F (1,484 C) Number of isotopes (atoms of the same element with a different number of neutrons): 24; 5 stable Most common isotopes: Ca-40 (97 percent of natural abundance); Ca-44 (2 percent of nat...
HistoryCalcium oxide dates from prehistoric times. It is produced by heating limestone to drive off carbon dioxide in a process called calcination: CaCO3(s)CaO(s)+ CO2(g). At temperatures of several hundred degrees Celsius, the reaction is reversible and calcium oxide will react with atmospheric...
contact with an acid. this compound crystallizes in a cubic crystal lattice. the standard molar entropy associated with calcium oxide corresponds to 40 joules per mole kelvin. this compound is known to emit an intense glow when it is heated to temperatures above 2400 degrees celsius. cao+h 2 ...
After the above steps are completed, heat to 260 degrees Celsius and evaporate and dehydrate. Refining method: The by-products in the production of sodium hypochlorite are refined. The by-products of the Solvay method for the preparation of sodium carbonate are refined. (Ca(OH)2+2 NH4Cl →...
Melting Point: 782℃ EINECS: 233-140-8Product Description 1. Name: Calcium chloride 2. Molecular formula: CaCl2 3. Molecular weight: 110.98 4. Physical Property: Melting point: 772 degrees Celsius (otherwise material called 782 degrees Celsius) Boiling: more than 1,600 degrees Celsius The rel...
After the above steps are completed, heat to 260 degrees Celsius and evaporate and dehydrate. Refining method: The by-products in the production of sodium hypochlorite are refined. The by-products of the Solvay method for the preparation of sodium carbonate are refined. (Ca(OH)2+2 NH4Cl →...
The temperature measurement made in FIG. 1 was made with an IR thermometer with data acquisition software (Fisher Scientific). The temperature maximum of the thermometer is 300 degrees Celsius (C). This maximum temperature is exceeded for the time period when the curve is flat at 300° C. ...
Name:Calcium sulfate,CAS:7778-18-9.Use:For building materials and cement production.Buy Calcium sulfate.Molecular Fomula:Ca.O4S,Molar Mass:136.14,Density:2.960,Melting Point:1450 °C,Solubility:Soluble in water.,MSDS,Hazard,Safety.