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

using model chemistry: MP2/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP2/3-21G*
 hartrees
Energy at 0K-1786.473300
Energy at 298.15K-1786.475337
HF Energy-1785.834562
Nuclear repulsion energy465.924712
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 MP2/3-21G*
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 1343 1277 92.85      
2 A1 501 477 26.50      
3 A1 289 275 4.81      
4 E 611 581 258.49      
4 E 611 581 258.49      
5 E 342 325 8.72      
5 E 342 325 8.72      
6 E 201 192 0.17      
6 E 201 192 0.17      

Unscaled Zero Point Vibrational Energy (zpe) 2219.9 cm-1
Scaled (by 0.9513) Zero Point Vibrational Energy (zpe) 2111.8 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 MP2/3-21G*
ABC
0.06646 0.06646 0.04955

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/3-21G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.433
O2 0.000 0.000 1.913
Cl3 0.000 1.801 -0.428
Cl4 1.560 -0.900 -0.428
Cl5 -1.560 -0.900 -0.428

Atom - Atom Distances (Å)
  P1 O2 Cl3 Cl4 Cl5
P11.47991.99601.99601.9960
O21.47992.95332.95332.9533
Cl31.99602.95333.11913.1191
Cl41.99602.95333.11913.1191
Cl51.99602.95333.11913.1191

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 115.547 O2 P1 Cl4 115.547
O2 P1 Cl5 115.547 Cl3 P1 Cl4 102.770
Cl3 P1 Cl5 102.770 Cl4 P1 Cl5 102.770
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability