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All results from a given calculation for CH2PH (Phosphaethene)

using model chemistry: B2PLYP=FULL/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-381.050427
Energy at 298.15K-381.053544
HF Energy-380.954444
Nuclear repulsion energy48.111842
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 B2PLYP=FULL/aug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3256 3132 0.68      
2 A' 3154 3034 4.65      
3 A' 2367 2276 92.00      
4 A' 1449 1394 1.81      
5 A' 1033 993 21.66      
6 A' 985 947 1.57      
7 A' 752 723 1.00      
8 A" 917 882 46.63      
9 A" 853 820 21.29      

Unscaled Zero Point Vibrational Energy (zpe) 7382.2 cm-1
Scaled (by 0.9618) Zero Point Vibrational Energy (zpe) 7100.2 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 B2PLYP=FULL/aug-cc-pVDZ
ABC
4.56993 0.53847 0.48171

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.057 1.083 0.000
P2 0.057 -0.602 0.000
H3 -0.839 1.705 0.000
H4 1.011 1.614 0.000
H5 -1.367 -0.788 0.000

Atom - Atom Distances (Å)
  C1 P2 H3 H4 H5
C11.68491.09071.09212.3506
P21.68492.47472.41251.4356
H31.09072.47471.85282.5475
H41.09212.41251.85283.3795
H52.35061.43562.54753.3795

picture of Phosphaethene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 P2 H5 97.427 P2 C1 H3 124.759
P2 C1 H4 119.073 H3 C1 H4 116.168
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability