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All results from a given calculation for CH2PH (Phosphaethene)

using model chemistry: PBE1PBE/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBE1PBE/6-31G
 hartrees
Energy at 0K-380.975102
Energy at 298.15K-380.978238
HF Energy-380.975102
Nuclear repulsion energy47.692957
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 PBE1PBE/6-31G
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' 3304 3159 0.98      
2 A' 3197 3056 2.36      
3 A' 2236 2138 173.01      
4 A' 1497 1431 1.89      
5 A' 1056 1009 45.92      
6 A' 984 940 0.26      
7 A' 781 746 1.94      
8 A" 959 917 102.18      
9 A" 866 828 13.86      

Unscaled Zero Point Vibrational Energy (zpe) 7439.6 cm-1
Scaled (by 0.9559) Zero Point Vibrational Energy (zpe) 7111.5 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 PBE1PBE/6-31G
ABC
4.52130 0.52766 0.47251

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.058 1.095 0.000
P2 0.058 -0.608 0.000
H3 -0.831 1.719 0.000
H4 1.007 1.623 0.000
H5 -1.388 -0.796 0.000

Atom - Atom Distances (Å)
  C1 P2 H3 H4 H5
C11.70331.08571.08632.3812
P21.70332.49072.42481.4582
H31.08572.49071.84092.5761
H41.08632.42481.84093.4049
H52.38121.45822.57613.4049

picture of Phosphaethene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 P2 H5 97.431 P2 C1 H3 125.032
P2 C1 H4 119.074 H3 C1 H4 115.894
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.646      
2 P 0.285      
3 H 0.209      
4 H 0.212      
5 H -0.061      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.738 1.292 0.000 1.488
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.909 1.283 0.000
y 1.283 -19.722 0.000
z 0.000 0.000 -21.662
Traceless
 xyz
x 0.783 1.283 0.000
y 1.283 1.063 0.000
z 0.000 0.000 -1.846
Polar
3z2-r2-3.692
x2-y2-0.187
xy1.283
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.440 0.397 0.000
y 0.397 6.765 0.000
z 0.000 0.000 2.723


<r2> (average value of r2) Å2
<r2> 35.430
(<r2>)1/2 5.952