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All results from a given calculation for C3H6O (Acetone enol)

using model chemistry: HF/CEP-31G

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/CEP-31G
 hartrees
Energy at 0K-35.543425
Energy at 298.15K-35.550013
HF Energy-35.543425
Nuclear repulsion energy67.225752
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/CEP-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' 4082 3680 38.17      
2 A' 3446 3106 30.89      
3 A' 3346 3016 11.17      
4 A' 3336 3007 47.23      
5 A' 3228 2910 39.26      
6 A' 1856 1673 171.18      
7 A' 1628 1467 16.36      
8 A' 1593 1436 1.67      
9 A' 1560 1406 27.93      
10 A' 1468 1324 36.99      
11 A' 1276 1150 172.68      
12 A' 1125 1014 47.66      
13 A' 1056 952 20.80      
14 A' 902 814 15.70      
15 A' 495 446 25.07      
16 A' 423 382 2.75      
17 A" 3304 2978 44.59      
18 A" 1612 1453 11.93      
19 A" 1196 1078 3.38      
20 A" 1000 901 135.17      
21 A" 780 704 8.32      
22 A" 531 478 2.99      
23 A" 432 390 210.21      
24 A" 192 173 1.79      

Unscaled Zero Point Vibrational Energy (zpe) 19932.7 cm-1
Scaled (by 0.9014) Zero Point Vibrational Energy (zpe) 17967.4 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 HF/CEP-31G
ABC
0.32837 0.29636 0.16039

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.035 -0.999 0.000
C2 0.000 0.101 0.000
C3 0.249 1.431 0.000
O4 -1.285 -0.440 0.000
H5 2.040 -0.589 0.000
H6 0.905 -1.628 0.879
H7 0.905 -1.628 -0.879
H8 1.260 1.799 0.000
H9 -0.550 2.162 0.000
H10 -1.986 0.210 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.51002.55402.38631.08561.08911.08912.80693.53563.2542
C21.51001.35371.39402.15372.14052.14052.11492.13321.9894
C32.55401.35372.41962.70003.25033.25031.07601.08242.5474
O42.38631.39402.41963.32862.64242.64243.38992.70370.9561
H51.08562.15372.70003.32861.77241.77242.51223.77814.1052
H61.08912.14053.25032.64241.77241.75853.55614.15383.5374
H71.08912.14053.25032.64241.77241.75853.55614.15383.5374
H82.80692.11491.07603.38992.51223.55613.55611.84593.6148
H93.53562.13321.08242.70373.77814.15384.15381.84592.4238
H103.25421.98942.54740.95614.10523.53743.53743.61482.4238

picture of Acetone enol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 126.127 C1 C2 O4 110.454
C2 C1 H5 111.094 C2 C1 H6 109.828
C2 C1 H7 109.828 C2 C3 H8 120.589
C2 C3 H9 121.847 C2 O4 H10 114.377
C3 C2 O4 123.419 H5 C1 H6 109.177
H5 C1 H7 109.177 H6 C1 H7 107.666
H8 C3 H9 117.564
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.372      
2 C 0.189      
3 C -0.448      
4 O -0.489      
5 H 0.135      
6 H 0.128      
7 H 0.128      
8 H 0.212      
9 H 0.127      
10 H 0.391      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.164 1.009 0.000 1.023
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.558 -3.850 0.000
y -3.850 -25.744 0.000
z 0.000 0.000 -27.515
Traceless
 xyz
x 5.071 -3.850 0.000
y -3.850 -1.207 0.000
z 0.000 0.000 -3.864
Polar
3z2-r2-7.728
x2-y24.186
xy-3.850
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.837 0.252 0.000
y 0.252 7.064 0.000
z 0.000 0.000 3.049


<r2> (average value of r2) Å2
<r2> 70.190
(<r2>)1/2 8.378