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All results from a given calculation for CH2CHO (Vinyloxy radical)

using model chemistry: mPW1PW91/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A"
Energy calculated at mPW1PW91/aug-cc-pVTZ
 hartrees
Energy at 0K-153.190332
Energy at 298.15K-153.193001
HF Energy-153.190332
Nuclear repulsion energy63.839267
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 mPW1PW91/aug-cc-pVTZ
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' 3281 3143 1.85      
2 A' 3165 3032 1.84      
3 A' 2969 2844 77.60      
4 A' 1581 1514 44.88      
5 A' 1475 1414 12.65      
6 A' 1403 1344 11.45      
7 A' 1168 1119 21.86      
8 A' 981 940 2.81      
9 A' 504 483 12.44      
10 A" 986 945 0.34      
11 A" 760 728 37.29      
12 A" 443 424 0.32      

Unscaled Zero Point Vibrational Energy (zpe) 9357.5 cm-1
Scaled (by 0.9581) Zero Point Vibrational Energy (zpe) 8965.4 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 mPW1PW91/aug-cc-pVTZ
ABC
2.25886 0.38525 0.32912

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.427 0.000
H2 0.291 1.491 0.000
C3 1.051 -0.527 0.000
O4 -1.187 0.114 0.000
H5 2.087 -0.218 0.000
H6 0.809 -1.581 0.000

Atom - Atom Distances (Å)
  C1 H2 C3 O4 H5 H6
C11.10331.41941.22732.18412.1646
H21.10332.15672.01972.47903.1154
C31.41942.15672.32791.08111.0812
O41.22732.01972.32793.29042.6184
H52.18412.47901.08113.29041.8687
H62.16463.11541.08122.61841.8687

picture of Vinyloxy radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 121.132 C1 C3 H6 119.287
H2 C1 C3 116.947 H2 C1 O4 120.043
C3 C1 O4 123.009 H5 C3 H6 119.580
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.060      
2 H 0.458      
3 C -0.597      
4 O -0.570      
5 H 0.282      
6 H 0.368      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.985 -0.007 0.000 2.985
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.476 -0.188 0.000
y -0.188 -16.262 0.000
z 0.000 0.000 -18.371
Traceless
 xyz
x -2.159 -0.188 0.000
y -0.188 2.662 0.000
z 0.000 0.000 -0.503
Polar
3z2-r2-1.005
x2-y2-3.214
xy-0.188
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.745 -0.347 0.000
y -0.347 4.516 0.000
z 0.000 0.000 3.149


<r2> (average value of r2) Å2
<r2> 41.889
(<r2>)1/2 6.472