Input interpretation
potassium periodate
Chemical names and formulas
formula | KIO_4 Hill formula | IKO_4 name | potassium periodate alternate names | periodic acid (hio4), potassium salt | periodic acid potassium salt | potassium(meta)periodate | potassium metaperiodate | potassium m-periodate mass fractions | I (iodine) 55.2% | K (potassium) 17% | O (oxygen) 27.8%
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 | 229.999 g/mol phase | solid (at STP) melting point | 582 °C density | 3.618 g/cm^3
Units
Solid properties (at STP)
density | 3.618 g/cm^3
Units
Thermodynamic properties
specific free energy of formation Δ_fG° | solid | -1.571 kJ/g molar free energy of formation Δ_fG° | solid | -361.4 kJ/mol specific heat of formation Δ_fH° | solid | -2.031 kJ/g molar heat of formation Δ_fH° | solid | -467.2 kJ/mol (at STP)
Chemical identifiers
![CAS number | 7790-21-8 PubChem CID number | 516896 SMILES identifier | [O-]I(=O)(=O)=O.[K+] InChI identifier | InChI=1/HIO4.K/c2-1(3, 4)5;/h(H, 2, 3, 4, 5);/q;+1/p-1/fIO4.K/q-1;m MDL number | MFCD00011407](../image_source/fa1fae75792cc3161baacb330809662a.png)
CAS number | 7790-21-8 PubChem CID number | 516896 SMILES identifier | [O-]I(=O)(=O)=O.[K+] InChI identifier | InChI=1/HIO4.K/c2-1(3, 4)5;/h(H, 2, 3, 4, 5);/q;+1/p-1/fIO4.K/q-1;m MDL number | MFCD00011407
NFPA label
NFPA label
NFPA health rating | 1 NFPA fire rating | 3 NFPA reactivity rating | 0
Ion equivalents
K^+ (potassium cation) | 1 (IO_4)^- (periodate anion) | 1