Hydrogen peroxide Oxidizing agent; bleach; antiseptic 🏗️ Materials PDB source ↓ Drag to rotate · scroll to zoom 3D viewer requires JavaScript. Static renders available below. Structure Formula H2O2 Molecular weight 34.014 g/mol Heavy atoms 2 Total atoms 4 Composition H ×2 O ×2 SMILES OO ⧉ Copy Class Inorganic