Determine point group





Number of atoms 40
Sum formula C20 H20
Molecular weight 260.16









Rotational Analysis
Rotational Constant A (GHz) 0.5596
Rotational Constant B (GHz) 0.5596
Rotational Constant C (GHz) 0.5596
Classification : Spherical top









Determined point group Ih
Subgroups Cs , Ci , C2 , C3 , C5 , D2 , D3 , D5 , C2v , C3v , C5v , C2h , D2h , D3d , D5d , S6 , S10 , T , Th , I



3N representation
group E 12C5 12(C5)2 20C3 15C2 i 12S10 12(S10)3 20S6 15 -
Ih 120 0.0000 -0.0000 0 0 0 0.0000 -0.0000 0 8 Submit
Cs 120 - - - - - - - - 8 Submit
Ci 120 - - - - 0 - - - - Submit
C2 120 - - - 0 - - - - - Submit
C3 120 - - 0 - - - - - - Submit
C5 120 0.0000 -0.0000 - - - - - - - Submit
D2 120 - - - 0 - - - - - Submit
D3 120 - - 0 0 - - - - - Submit
D5 120 0.0000 -0.0000 - 0 - - - - - Submit
C2v 120 - - - 0 - - - - 8 Submit
C3v 120 - - 0 - - - - - 8 Submit
C5v 120 0.0000 -0.0000 - - - - - - 8 Submit
C2h 120 - - - 0 0 - - - 8 Submit
D2h 120 - - - 0 0 - - - 8 Submit
D3d 120 - - 0 0 0 - - 0 8 Submit
D5d 120 0.0000 -0.0000 - 0 0 0.0000 -0.0000 - 8 Submit
S6 120 - - 0 - 0 - - 0 - Submit
S10 120 0.0000 -0.0000 - - 0 0.0000 -0.0000 - - Submit
T 120 - - 0 0 - - - - - Submit
Th 120 - - 0 0 0 - - 0 8 Submit
I 120 0.0000 -0.0000 0 0 - - - - - Submit









Determine point group from cartesian coordinates Character tables for chemically important point groups Determine point group from internal coordinates