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Symmetry Lab4AB · ABC Chemistry

Symmetry Lab › C2v › Urea (planar)

CO(NH₂)₂ Urea (planar)

Planar · point group C2v · order 4

Open CO(NH₂)₂ in 3D →

Point group
C2v — A C2 rotation axis and 2 vertical mirror planes that contain it.
Order
4
Operations
E, C₂, σᵥ(xz), σᵥ′(yz)
Shape
Planar
Atoms
8 (C, O, N × 2, H × 4)

Symmetry elements of CO(NH₂)₂

  • C₂ — along the C=O bond
  • σᵥ (xz) — the plane of the molecule
  • σᵥ′ (yz) — perpendicular to the molecule, along C=O

Structure

  • C=O 1.26 Å, C–N 1.38 Å
  • N–C–N 117°
  • Planar in the crystal; the NH₂ groups pyramidalise slightly in the gas
Urea (planar) (CO(NH2)2) — C2v symmetry elements
Urea (planar): symmetry elements of the C2v point group

Other C2v molecules

ClO₂Chlorine dioxideClO₂⁻Chlorite ionH₂SHydrogen sulfideNO₂⁻Nitrite ionNO₂Nitrogen dioxideOF₂Oxygen difluorideO₃OzoneSF₂Sulfur difluorideSO₂Sulfur dioxideH₂OWaterXeO₂Xenon dioxide (as an isolated molecule)BrF₃Bromine trifluoride

Open in the 3D lab →  ·  All C2v molecules  ·  All point groups