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All results from a given calculation for CH2PH (Phosphaethene)

using model chemistry: HF/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/6-311G*
 hartrees
Energy at 0K-380.315893
Energy at 298.15K-380.319107
HF Energy-380.315893
Nuclear repulsion energy49.031032
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 HF/6-311G*
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' 3390 3066 2.29      
2 A' 3301 2985 10.88      
3 A' 2505 2266 150.60      
4 A' 1602 1448 1.53      
5 A' 1139 1030 46.09      
6 A' 1089 985 0.85      
7 A' 816 738 0.99      
8 A" 1025 927 71.47      
9 A" 944 854 28.26      

Unscaled Zero Point Vibrational Energy (zpe) 7905.7 cm-1
Scaled (by 0.9044) Zero Point Vibrational Energy (zpe) 7149.9 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 HF/6-311G*
ABC
4.75944 0.55957 0.50070

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.056 1.061 0.000
P2 0.056 -0.589 0.000
H3 -0.825 1.677 0.000
H4 0.991 1.595 0.000
H5 -1.339 -0.806 0.000

Atom - Atom Distances (Å)
  C1 P2 H3 H4 H5
C11.64931.07541.07652.3299
P21.64932.43082.37491.4114
H31.07542.43081.81792.5350
H41.07652.37491.81793.3447
H52.32991.41142.53503.3447

picture of Phosphaethene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 P2 H5 98.846 P2 C1 H3 124.955
P2 C1 H4 119.735 H3 C1 H4 115.310
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.721      
2 P 0.221      
3 H 0.255      
4 H 0.252      
5 H -0.008      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.580 0.961 0.000 1.122
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.434 1.224 0.000
y 1.224 -19.793 0.000
z 0.000 0.000 -22.377
Traceless
 xyz
x 0.652 1.224 0.000
y 1.224 1.613 0.000
z 0.000 0.000 -2.264
Polar
3z2-r2-4.528
x2-y2-0.641
xy1.224
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.550 0.358 0.000
y 0.358 7.333 0.000
z 0.000 0.000 2.727


<r2> (average value of r2) Å2
<r2> 34.505
(<r2>)1/2 5.874