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All results from a given calculation for Cl3PO (Phosphoryl chloride)

using model chemistry: MP2/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP2/CEP-121G
 hartrees
Energy at 0K-66.278295
Energy at 298.15K-66.279397
HF Energy-65.927822
Nuclear repulsion energy77.620609
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at MP2/CEP-121G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 1137 1109 227.21      
2 A1 354 345 27.44      
3 A1 194 189 4.66      
4 E 450 440 185.54      
4 E 450 440 185.54      
5 E 247 241 8.51      
5 E 247 241 8.51      
6 E 131 128 0.20      
6 E 131 128 0.20      

Unscaled Zero Point Vibrational Energy (zpe) 1669.9 cm-1
Scaled (by 0.976) Zero Point Vibrational Energy (zpe) 1629.8 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at MP2/CEP-121G
ABC
0.05371 0.05371 0.03925

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-121G

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.494
O2 0.000 0.000 2.068
Cl3 0.000 2.023 -0.470
Cl4 1.752 -1.012 -0.470
Cl5 -1.752 -1.012 -0.470

Atom - Atom Distances (Å)
  P1 O2 Cl3 Cl4 Cl5
P11.57332.24142.24142.2414
O21.57333.24543.24543.2454
Cl32.24143.24543.50483.5048
Cl42.24143.24543.50483.5048
Cl52.24143.24543.50483.5048

picture of Phosphoryl chloride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O2 P1 Cl3 115.474 O2 P1 Cl4 115.474
O2 P1 Cl5 115.474 Cl3 P1 Cl4 102.857
Cl3 P1 Cl5 102.857 Cl4 P1 Cl5 102.857
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability