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Symmetry Lab4AB · ABC Chemistry

Symmetry Lab › C3v › Triflate ion

CF₃SO₃⁻ Triflate ion

Staggered CF₃ and SO₃ groups · point group C3v · order 6

Open CF₃SO₃⁻ in 3D →

Point group
C3v — A C3 rotation axis and 3 vertical mirror planes that contain it.
Order
6
Operations
E, 2C₃, 3σᵥ
Shape
Staggered CF₃ and SO₃ groups
Atoms
8 (S, C, O × 3, F × 3)

Symmetry elements of CF₃SO₃⁻

  • C₃ — along the C–S bond
  • σᵥ (1) — contains the C–S bond, one O and one F
  • σᵥ (2) — contains the C–S bond, one O and one F
  • σᵥ (3) — contains the C–S bond, one O and one F

Structure

  • S–O 1.44 Å, C–F 1.33 Å, C–S 1.83 Å
  • The three O and three F are staggered
  • A very weakly coordinating anion
Triflate ion (CF3SO3-) — C3v symmetry elements
Triflate ion: symmetry elements of the C3v point group

Other C3v molecules

NH₃AmmoniaAsH₃ArsineBrO₃⁻Bromate ionClO₃⁻Chlorate ionIO₃⁻Iodate ionNCl₃Nitrogen trichlorideNF₃Nitrogen trifluoridePH₃PhosphinePCl₃Phosphorus trichloridePF₃Phosphorus trifluorideSO₃²⁻Sulfite ionXeO₃Xenon trioxide

Open in the 3D lab →  ·  All C3v molecules  ·  All point groups