Calcium perchlorate
Calcium perchlorate is an inorganic compound with formula Ca(ClO4)2.
- 1Names
- 2Formulae and structures
- 3Properties
- 4Constituents
- 5Thermodynamic properties
- 6Solubility
- 7Preparations
- 8Chemical reactions
- 9References
- 10Related substances
- 11Related categories
Names
List of substance names
- Typical name
- Calcium perchlorate
- Compositional nomenclature
- Calcium perchlorate
- Additive nomenclature
- Calcium tetraoxidochlorate(1−)
Formulae and structures
List of formulae
- Typical formula
- Ca(ClO4)2
- Compositional formula
- Ca(ClO4)2
- Structural formula
- Other structural formulas
- Lewis structure
- Colored Lewis structure
Properties
List of substance properties
Constituents
Constituent ions
Ion | Name | Charge number | Number |
---|---|---|---|
Ca2+ | Calcium ion | 2 | 1 |
ClO4− | Perchlorate ion | -1 | 2 |
Constituent atoms
Atom | Name | Oxidation state | Number |
---|---|---|---|
Ca | Calcium | +2 | 1 |
Cl | Chlorine | +7 | 2 |
O | Oxygen | −2 | 8 |
Ratio of atoms
Atom | Atomic weight | Number | Atomic ratio | Weight ratio |
---|---|---|---|---|
Ca | 40.078 | 1 | 9.09% | 16.77% |
Cl | 35.45 | 2 | 18.18% | 29.67% |
O | 15.999 | 8 | 72.73% | 53.56% |
Thermodynamic properties
Phase transition properties
- Enthalpy of fusion
- –
- Enthalpy of vaporization
- –
- Enthalpy of vaporization at 25°C
- –
- Enthalpy of other transition
- –
Standard thermodynamic properties
State | Standard enthalpy of formation ΔfH° kJ · mol−1 | Standard Gibbs energy of formation ΔfG° kJ · mol−1 | Standard molar entropy S° J · K−1 · mol−1 | Standard molar heat capacity at constant pressure Cp° J · K−1 · mol−1 |
---|---|---|---|---|
Crystalline solid | −736.76[2] | – | – | – |
Ionized aqueous solution | −801.49[2] | −570.62[2] | 310.9[2] | – |
Crystalline solid 4 hydrate | −1948.9[2] | −1476.47[2] | 433.5[2] | – |
Solubility
Qualitative solubility
Solubility in water (g/100 mL)[1]
25°C |
---|
112 |
Solubility in ethanol (g/100 mL)[1]
25°C |
---|
89.5 |
Solubility in 1-butanol (g/100 mL)[1]
25°C |
---|
68 |
Solubility in ethyl acetate (g/100 mL)[1]
25°C |
---|
57 |
Solubility in acetone (g/100 mL)[1]
25°C |
---|
43 |
Solubility curve (g/100 mL)
Preparations
Reaction of acid and base
The reaction of perchloric acid and calcium hydroxide yields calcium perchlorate and water.
Reaction of base and acidic oxide
The reaction of calcium hydroxide and dichlorine heptaoxide yields calcium perchlorate and water.
Reaction of basic oxide and acid
The reaction of calcium oxide and perchloric acid yields calcium perchlorate and water.
Reaction of basic oxide and acidic oxide
The reaction of calcium oxide and dichlorine heptaoxide yields calcium perchlorate.
Reaction of salt of weak acid and strong acid
The reaction of salt of weak acid and strong acid can yield calcium perchlorate.
Reaction of salt of weak base and strong base
The reaction of ammonium perchlorate and calcium hydroxide yields calcium perchlorate, ammonia, and water.
Reaction of nonmetal and hydroxide base
The reaction of and calcium hydroxide yields calcium perchlorate, calcium chloride, and water.
Decomposition
Decomposition of thermally decomposable substance can yield calcium perchlorate.
Chemical reactions
Electrolytic dissociation
Electrolytic dissociation of calcium perchlorate yields calcium ion and perchlorate ion.
Reaction with dehydrating acid
The reaction of calcium perchlorate and dehydrating acid yields salt, dichlorine heptaoxide, and water.
Reaction with reducing species
The reaction of reducing species and calcium perchlorate yields a variety of products.
Reaction with oxidizable species
The reaction of oxidizable species and calcium perchlorate yields a variety of products.
Reaction with oxidizable species under acidic condition
The reaction of oxidizable species, calcium perchlorate, and hydrogen ion yields a variety of products.
Reaction with oxidizable species under neutral condition
The reaction of oxidizable species, calcium perchlorate, and water yields a variety of products.
Reaction with hardly oxidizable species
The reaction of hardly oxidizable species and calcium perchlorate yields a variety of products.
Reaction with hardly oxidizable species under acidic condition
The reaction of hardly oxidizable species, calcium perchlorate, and hydrogen ion yields a variety of products.
Reaction with hardly oxidizable species under neutral condition
The reaction of hardly oxidizable species, calcium perchlorate, and water yields a variety of products.
Precipitation reaction
When a certain chemical species is present in aqueous solution, it reacts with calcium perchlorate to form a precipitate.
Electrolysis of aqueous solution
Electrolysis of aqueous calcium perchlorate yields a variety of products.
Decomposition
Decomposition of calcium perchlorate yields a variety of products.
References
List of references
- 1James G. Speight (2017)Lange's Handbook of Chemistry, 17th editionMcGraw Hill Education
- ^ Density, 2.65 g/cm3 - p.37
- ^ Melting point, 270 °C - p.37
- ^ Solubility in Water (g/100 mL), See the table - p.37
- ^ Solubility in Ethanol (g/100 mL), See the table - p.37
- ^ Solubility in 1-Butanol (g/100 mL), See the table - p.37
- ^ Solubility in Ethyl acetate (g/100 mL), See the table - p.37
- ^ Solubility in Acetone (g/100 mL), See the table - p.37
- 2Janiel J. Reed (1989)The NBS Tables of Chemical Thermodynamic Properties: Selected Values for Inorganic and C1 and C2 Organic Substances in SI UnitsNational Institute of Standards and Technology (NIST)