Hydrogen peroxideHydrogen peroxide is a chemical compound with the formula H2O2. In its pure form, it is a very pale blue liquid; however, at lower concentrations, it appears colorless due to the faintness of the blue coloration. Read from the Chembox of the Wikipedia article Hydrogen peroxide, revision 1379993848.

Property

Value

Formula

H2O2, 34.01 g/mol

Melting point

-0.43 °C

Boiling point

150.2 °C

Density

1.11 g/cm³

log P, measured

-0.43

pKa

11.75

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