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All results from a given calculation for CH3COCH3 (Acetone)

using model chemistry: B3PW91/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3PW91/aug-cc-pVDZ
 hartrees
Energy at 0K-193.107892
Energy at 298.15K-193.113776
HF Energy-193.107892
Nuclear repulsion energy119.255355
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 B3PW91/aug-cc-pVDZ
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 3171 3059 5.97 64.14 0.58 0.73
2 A 3109 2999 0.31 14.00 0.71 0.83
3 A 3043 2936 6.67 323.64 0.00 0.01
4 A 1795 1732 193.14 12.76 0.57 0.72
5 A 1437 1386 25.38 11.24 0.61 0.76
6 A 1431 1380 3.67 9.06 0.74 0.85
7 A 1355 1307 18.86 1.47 0.57 0.73
8 A 1066 1028 0.03 1.81 0.13 0.22
9 A 859 829 0.02 0.41 0.33 0.50
10 A 801 772 1.39 15.02 0.10 0.18
11 A 379 365 1.91 0.63 0.64 0.78
12 A 38 36 0.00 0.23 0.75 0.86
13 B 3170 3058 11.35 51.75 0.75 0.86
14 B 3115 3005 15.78 91.42 0.75 0.86
15 B 3037 2930 0.96 2.03 0.75 0.86
16 B 1457 1405 19.60 0.04 0.75 0.86
17 B 1425 1375 0.21 1.21 0.75 0.86
18 B 1369 1321 83.85 0.01 0.75 0.86
19 B 1235 1191 50.03 4.85 0.75 0.86
20 B 1093 1055 3.05 0.19 0.75 0.86
21 B 883 851 5.20 1.32 0.75 0.86
22 B 530 512 15.02 1.10 0.75 0.86
23 B 489 471 0.37 0.36 0.75 0.86
24 B 136 132 0.05 0.01 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 18211.7 cm-1
Scaled (by 0.9646) Zero Point Vibrational Energy (zpe) 17567.0 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 B3PW91/aug-cc-pVDZ
ABC
0.33860 0.28406 0.16391

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/aug-cc-pVDZ

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.181
O2 0.000 0.000 1.397
C3 0.000 1.288 -0.611
C4 0.000 -1.288 -0.611
H5 0.079 2.145 0.064
H6 -0.079 -2.145 0.064
H7 0.831 1.297 -1.332
H8 -0.929 1.364 -1.197
H9 -0.831 -1.297 -1.332
H10 0.929 -1.364 -1.197

Atom - Atom Distances (Å)
  C1 O2 C3 C4 H5 H6 H7 H8 H9 H10
C11.21571.51201.51202.15002.15002.15962.14972.15962.1497
O21.21572.38562.38562.52702.52703.13413.07403.13413.0740
C31.51202.38562.57511.09453.49961.10011.10072.80902.8695
C41.51202.38562.57513.49961.09452.80902.86951.10011.1007
H52.15002.52701.09453.49964.29361.79851.79353.82463.8241
H62.15002.52703.49961.09454.29363.82463.82411.79851.7935
H72.15963.13411.10012.80901.79853.82461.76613.08042.6659
H82.14973.07401.10072.86951.79353.82411.76612.66593.3000
H92.15963.13412.80901.10013.82461.79853.08042.66591.7661
H102.14973.07402.86951.10073.82411.79352.66593.30001.7661

picture of Acetone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 110.118 C1 C3 H7 110.553
C1 C3 H8 109.730 C1 C4 H6 110.118
C1 C4 H9 110.553 C1 C4 H10 109.730
O2 C1 C3 121.616 O2 C1 C4 121.616
C3 C1 C4 116.767 H5 C3 H7 110.074
H5 C3 H8 109.568 H6 C4 H9 110.074
H6 C4 H10 109.568 H7 C3 H8 106.737
H9 C4 H10 106.737
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.152      
2 O -0.544      
3 C 0.450      
4 C 0.450      
5 H -0.179      
6 H -0.179      
7 H -0.046      
8 H -0.029      
9 H -0.046      
10 H -0.029      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -3.094 3.094
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.201 -0.033 0.000
y -0.033 -23.569 0.000
z 0.000 0.000 -29.085
Traceless
 xyz
x 2.127 -0.033 0.000
y -0.033 3.074 0.000
z 0.000 0.000 -5.200
Polar
3z2-r2-10.401
x2-y2-0.631
xy-0.033
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.054 -0.015 0.000
y -0.015 6.882 0.000
z 0.000 0.000 6.992


<r2> (average value of r2) Å2
<r2> 82.019
(<r2>)1/2 9.056