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All results from a given calculation for CH3CO (Acetyl radical)

using model chemistry: SVWN/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at SVWN/6-31G*
 hartrees
Energy at 0K-152.349924
Energy at 298.15K-152.352175
HF Energy-152.349924
Nuclear repulsion energy62.922167
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 SVWN/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' 3074 3015 7.12      
2 A' 2968 2911 6.64      
3 A' 1926 1889 114.54      
4 A' 1413 1386 25.89      
5 A' 1309 1284 26.53      
6 A' 1029 1010 15.37      
7 A' 891 874 4.31      
8 A' 448 439 4.86      
9 A" 3084 3026 0.03      
10 A" 1406 1379 16.77      
11 A" 913 896 1.03      
12 A" 126 124 3.03      

Unscaled Zero Point Vibrational Energy (zpe) 9292.8 cm-1
Scaled (by 0.981) Zero Point Vibrational Energy (zpe) 9116.2 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 SVWN/6-31G*
ABC
2.77114 0.33570 0.31713

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.969 -0.635 0.000
C2 0.000 0.495 0.000
O3 1.191 0.443 0.000
H4 -0.462 -1.619 0.000
H5 -1.625 -0.544 0.883
H6 -1.625 -0.544 -0.883

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6
C11.48902.41381.10651.10361.1036
C21.48901.19182.16422.12102.1210
O32.41381.19182.64253.11113.1111
H41.10652.16422.64251.81301.8130
H51.10362.12103.11111.81301.7659
H61.10362.12103.11111.81301.7659

picture of Acetyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 128.078 C2 C1 H4 112.145
C2 C1 H5 108.883 C2 C1 H6 108.883
H4 C1 H5 110.234 H4 C1 H6 110.234
H5 C1 H6 106.275
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability