Determine point group





Number of atoms 4
Sum formula P4
Molecular weight 123.90









Rotational Analysis
Rotational Constant A (GHz) 3.2230
Rotational Constant B (GHz) 3.2230
Rotational Constant C (GHz) 3.2230
Classification : Spherical top




Symmetry adapted cartesian coordinates
Atom Number Atomic Symbol Atomic Number x-Coordinate (Angstrom) y-Coordinate (Angstrom) z-Coordinate (Angstrom)
1 P 15 0.795495 0.795495 0.795495
2 P 15 -0.795495 -0.795495 0.795495
3 P 15 -0.795495 0.795495 -0.795495
4 P 15 0.795495 -0.795495 -0.795495









Determined point group Td
Subgroups Cs , C2 , C3 , D2 , C2v , C3v , D2d , S4 , T



3N representation
group E 8C3 3C2 6S4 6d -
Td 12 0 0 0 2 Submit
Cs 12 - - - 2 Submit
C2 12 - 0 - - Submit
C3 12 0 - - - Submit
D2 12 - 0 - - Submit
C2v 12 - 0 - 2 Submit
C3v 12 0 - - 2 Submit
D2d 12 - 0 0 2 Submit
S4 12 - 0 0 - Submit
T 12 0 0 - - Submit









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