Input interpretation
tricalcium diphosphate
Chemical names and formulas
formula | Ca_3(PO_4)_2 Hill formula | Ca_3O_8P_2 name | tricalcium diphosphate alternate names | bonarka | calcium orthophosphate | calcium phosphate | tricalcium phosphate mass fractions | Ca (calcium) 38.8% | O (oxygen) 41.3% | P (phosphorus) 20%
Structure diagram
Structure diagram
Basic properties
molar mass | 310.17 g/mol density | 3.14 g/cm^3
Units
Thermodynamic properties
specific heat capacity c_p | solid | 7.3443 J/(g K) molar heat capacity c_p | solid | 2278 J/(mol K) specific free energy of formation Δ_fG° | solid | -12.52 kJ/g molar free energy of formation Δ_fG° | solid | -3885 kJ/mol specific heat of formation Δ_fH° | solid | -13.29 kJ/g molar heat of formation Δ_fH° | solid | -4121 kJ/mol specific entropy S° | solid | 0.777 J/(g K) molar entropy S° | solid | 241 J/(mol K) (at STP)
Chemical identifiers
![CAS number | 7758-87-4 PubChem CID number | 24456 SMILES identifier | [O-]P(=O)([O-])[O-].[O-]P(=O)([O-])[O-].[Ca+2].[Ca+2].[Ca+2] InChI identifier | InChI=1/3Ca.2H3O4P/c;;;2*1-5(2, 3)4/h;;;2*(H3, 1, 2, 3, 4)/q3*+2;;/p-6/f3Ca.2O4P/q3m;2*-3 EU number | 231-840-8 Gmelin number | 15665](../image_source/c35eea5a04eaf6107c4ffd18747e860c.png)
CAS number | 7758-87-4 PubChem CID number | 24456 SMILES identifier | [O-]P(=O)([O-])[O-].[O-]P(=O)([O-])[O-].[Ca+2].[Ca+2].[Ca+2] InChI identifier | InChI=1/3Ca.2H3O4P/c;;;2*1-5(2, 3)4/h;;;2*(H3, 1, 2, 3, 4)/q3*+2;;/p-6/f3Ca.2O4P/q3m;2*-3 EU number | 231-840-8 Gmelin number | 15665
Ion equivalents
Ca^(2+) (calcium cation) | 3 (PO_4)^(3-) (phosphate anion) | 2