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

using model chemistry: mPW1PW91/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A"
Energy calculated at mPW1PW91/6-31G(2df,p)
 hartrees
Energy at 0K-153.141361
Energy at 298.15K-153.144017
HF Energy-153.141361
Nuclear repulsion energy63.746308
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 mPW1PW91/6-31G(2df,p)
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' 3299 3149 2.28      
2 A' 3178 3034 1.51      
3 A' 2968 2833 87.28      
4 A' 1600 1528 34.64      
5 A' 1475 1408 11.98      
6 A' 1410 1346 8.31      
7 A' 1163 1110 20.55      
8 A' 979 934 2.59      
9 A' 497 475 12.13      
10 A" 988 943 1.08      
11 A" 748 714 32.63      
12 A" 450 430 0.22      

Unscaled Zero Point Vibrational Energy (zpe) 9376.6 cm-1
Scaled (by 0.9547) Zero Point Vibrational Energy (zpe) 8951.9 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 mPW1PW91/6-31G(2df,p)
ABC
2.25582 0.38374 0.32795

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.427 0.000
H2 0.306 1.491 0.000
C3 1.051 -0.534 0.000
O4 -1.188 0.121 0.000
H5 2.092 -0.234 0.000
H6 0.800 -1.588 0.000

Atom - Atom Distances (Å)
  C1 H2 C3 O4 H5 H6
C11.10691.42371.22652.19382.1681
H21.10692.15702.02682.48253.1181
C31.42372.15702.33221.08351.0837
O41.22652.02682.33223.29882.6216
H52.19382.48251.08353.29881.8714
H62.16813.11811.08372.62161.8714

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 121.495 C1 C3 H6 119.078
H2 C1 C3 116.383 H2 C1 O4 120.503
C3 C1 O4 123.114 H5 C3 H6 119.427
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.150      
2 H 0.104      
3 C -0.324      
4 O -0.276      
5 H 0.168      
6 H 0.178      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.742 -0.055 0.000 2.743
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.705 -0.064 0.000
y -0.064 -15.928 0.000
z 0.000 0.000 -17.819
Traceless
 xyz
x -1.832 -0.064 0.000
y -0.064 2.334 0.000
z 0.000 0.000 -0.503
Polar
3z2-r2-1.005
x2-y2-2.777
xy-0.064
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.850 -0.353 0.000
y -0.353 3.843 0.000
z 0.000 0.000 2.009


<r2> (average value of r2) Å2
<r2> 41.659
(<r2>)1/2 6.454