Input interpretation
duretter
Chemical names and formulas
formula | FeSO_4 Hill formula | FeO_4S name | duretter IUPAC name | iron(+2) cation sulfate alternate names | copperas | duroferon | ferrous sulfate | ferrous sulphate mass fractions | Fe (iron) 36.8% | O (oxygen) 42.1% | S (sulfur) 21.1%
Structure diagram
Structure diagram
vertex count | 6 edge count | 4 Schultz index | 64 Wiener index | 16 Hosoya index | 5 Balaban index | 3.024
Basic properties
molar mass | 151.9 g/mol density | 2.841 g/cm^3
Units
Thermodynamic properties
specific heat capacity c_p | solid | 0.6623 J/(g K) molar heat capacity c_p | solid | 100.6 J/(mol K) specific free energy of formation Δ_fG° | solid | -5.404 kJ/g molar free energy of formation Δ_fG° | solid | -820.8 kJ/mol specific heat of formation Δ_fH° | solid | -6.112 kJ/g molar heat of formation Δ_fH° | solid | -928.4 kJ/mol specific entropy S° | solid | 0.7966 J/(g K) molar entropy S° | solid | 121 J/(mol K) (at STP)
Chemical identifiers
CAS number | 7720-78-7 PubChem CID number | 24393 SMILES identifier | [O-]S(=O)(=O)[O-].[Fe+2] InChI identifier | InChI=1/Fe.H2O4S/c;1-5(2, 3)4/h;(H2, 1, 2, 3, 4)/q+2;/p-2/fFe.O4S/qm;-2 EU number | 231-753-5 Gmelin number | 8298 RTECS number | NO8500000 NSC number | 146177
NFPA label
NFPA label
NFPA health rating | 1 NFPA fire rating | 0 NFPA reactivity rating | 0
Toxicity properties
RTECS classes | tumorigen | drug | mutagen | reproductive effector | human data
Ion equivalents
Fe^(2+) (iron(II) cation) | 1 (SO_4)^(2-) (sulfate anion) | 1