Input interpretation
![potassium peroxide](../image_source/ee76d77a64e041eb26ac946d8941c4ad.png)
potassium peroxide
Chemical names and formulas
![formula | K_2O_2 name | potassium peroxide IUPAC name | dipotassium peroxide alternate names | dipotassium peroxide | dipotassium dioxide mass fractions | K (potassium) 71% | O (oxygen) 29%](../image_source/9be558f61a969c9bb142df793912e29b.png)
formula | K_2O_2 name | potassium peroxide IUPAC name | dipotassium peroxide alternate names | dipotassium peroxide | dipotassium dioxide mass fractions | K (potassium) 71% | O (oxygen) 29%
Structure diagram
![Structure diagram](../image_source/99f15341c6dbe83e1ecd1eb1fb094df3.png)
Structure diagram
![vertex count | 4 edge count | 1 Schultz index | 4 Wiener index | 1 Hosoya index | 2 Balaban index | 1](../image_source/e7d8ee4c45d928b112aa25e07d5e5bbe.png)
vertex count | 4 edge count | 1 Schultz index | 4 Wiener index | 1 Hosoya index | 2 Balaban index | 1
Basic properties
![molar mass | 110.19 g/mol phase | solid (at STP) melting point | 490 °C density | 1 g/cm^3 solubility in water | reacts](../image_source/0749a995c237e27ec01d47be620340be.png)
molar mass | 110.19 g/mol phase | solid (at STP) melting point | 490 °C density | 1 g/cm^3 solubility in water | reacts
Units
Solid properties (at STP)
![density | 1 g/cm^3](../image_source/3ea14f667fe3277ba0427d9df593ee11.png)
density | 1 g/cm^3
Units
Thermodynamic properties
![specific free energy of formation Δ_fG° | solid | -3.858 kJ/g molar free energy of formation Δ_fG° | solid | -425.1 kJ/mol specific heat of formation Δ_fH° | solid | -3.281 kJ/g molar heat of formation Δ_fH° | solid | -361.5 kJ/mol specific entropy S° | solid | 1.025 J/(g K) molar entropy S° | solid | 113 J/(mol K) molar heat of fusion | 20.5 kJ/mol | specific heat of fusion | 0.186 kJ/g | (at STP)](../image_source/93ba670f54d6a48bd5da506a97336fe1.png)
specific free energy of formation Δ_fG° | solid | -3.858 kJ/g molar free energy of formation Δ_fG° | solid | -425.1 kJ/mol specific heat of formation Δ_fH° | solid | -3.281 kJ/g molar heat of formation Δ_fH° | solid | -361.5 kJ/mol specific entropy S° | solid | 1.025 J/(g K) molar entropy S° | solid | 113 J/(mol K) molar heat of fusion | 20.5 kJ/mol | specific heat of fusion | 0.186 kJ/g | (at STP)
Chemical identifiers
![CAS number | 17014-71-0 PubChem CID number | 28202 SMILES identifier | [O-][O-].[K+].[K+] InChI identifier | InChI=1/2K.O2/c;;1-2/q2*+1;-2 EU number | 241-089-8 Gmelin number | 119841](../image_source/617c22ee672975621d3e7eed7a0a4e38.png)
CAS number | 17014-71-0 PubChem CID number | 28202 SMILES identifier | [O-][O-].[K+].[K+] InChI identifier | InChI=1/2K.O2/c;;1-2/q2*+1;-2 EU number | 241-089-8 Gmelin number | 119841
NFPA label
![NFPA label](../image_source/8285a4ce4fed583ad055ae1542354da0.png)
NFPA label
![NFPA health rating | 3 NFPA fire rating | 0 NFPA reactivity rating | 1 NFPA hazards | oxidizing agent](../image_source/37f01a94563fc0332266366b8f2d22ae.png)
NFPA health rating | 3 NFPA fire rating | 0 NFPA reactivity rating | 1 NFPA hazards | oxidizing agent
Ion equivalents
![(O_2)^(2-) (peroxide anion) | 1 K^+ (potassium cation) | 2](../image_source/0af589857c028d6d3d50ae673f559036.png)
(O_2)^(2-) (peroxide anion) | 1 K^+ (potassium cation) | 2