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All results from a given calculation for CH2PH (Phosphaethene)

using model chemistry: M06-2X/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at M06-2X/3-21G*
 hartrees
Energy at 0K-379.296015
Energy at 298.15K-379.299195
HF Energy-379.296015
Nuclear repulsion energy48.722098
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 M06-2X/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 A' 3272 3099 0.80      
2 A' 3153 2987 1.44      
3 A' 2508 2375 95.27      
4 A' 1519 1438 1.08      
5 A' 1090 1033 36.86      
6 A' 1074 1017 1.12      
7 A' 794 752 0.22      
8 A" 982 930 93.99      
9 A" 916 868 9.92      

Unscaled Zero Point Vibrational Energy (zpe) 7653.5 cm-1
Scaled (by 0.9472) Zero Point Vibrational Energy (zpe) 7249.4 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 M06-2X/3-21G*
ABC
4.66962 0.55340 0.49476

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.056 1.065 0.000
P2 0.056 -0.594 0.000
H3 -0.832 1.691 0.000
H4 1.000 1.605 0.000
H5 -1.351 -0.773 0.000

Atom - Atom Distances (Å)
  C1 P2 H3 H4 H5
C11.65931.08641.08752.3152
P21.65932.45142.39361.4188
H31.08642.45141.83392.5179
H41.08752.39361.83393.3446
H52.31521.41882.51793.3446

picture of Phosphaethene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 P2 H5 97.248 P2 C1 H3 125.156
P2 C1 H4 119.794 H3 C1 H4 115.051
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.641      
2 P 0.191      
3 H 0.224      
4 H 0.220      
5 H 0.005      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.567 0.845 0.000 1.018
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.650 1.083 0.000
y 1.083 -19.315 0.000
z 0.000 0.000 -21.458
Traceless
 xyz
x 0.737 1.083 0.000
y 1.083 1.239 0.000
z 0.000 0.000 -1.976
Polar
3z2-r2-3.951
x2-y2-0.334
xy1.083
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.096 0.354 0.000
y 0.354 6.252 0.000
z 0.000 0.000 2.428


<r2> (average value of r2) Å2
<r2> 34.300
(<r2>)1/2 5.857