Skip to content
Symmetry Lab4AB · ABC Chemistry

Symmetry Lab › C2 › Hydrogen peroxide

H₂O₂ Hydrogen peroxide

Open book (skew) · point group C2 · order 2

Open H₂O₂ in 3D →

Point group
C2 — One C2 rotation axis and no mirror plane or centre of inversion. Molecules in this group are chiral.
Order
2
Operations
E, C₂
Shape
Open book (skew)
Atoms
4 (O × 2, H × 2)

Symmetry elements of H₂O₂

  • C₂ — through the midpoint of the O–O bond, bisecting the dihedral angle

Structure

  • O–O 1.475 Å, O–H 0.950 Å
  • H–O–O 94.8°, dihedral 111.5°
  • The only symmetry element is one C₂ axis
Hydrogen peroxide (H2O2) — C2 symmetry elements
Hydrogen peroxide: symmetry elements of the C2 point group

Other C2 molecules

H₂S₂Hydrogen disulfideN₂H₄Hydrazine (gauche)ClCH₂CH₂Cl (gauche)1,2-Dichloroethane, gauche

Open in the 3D lab →  ·  All C2 molecules  ·  All point groups