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

using model chemistry: PBEPBE/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/STO-3G
 hartrees
Energy at 0K-190.413093
Energy at 298.15K-190.419067
HF Energy-190.413093
Nuclear repulsion energy117.358802
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 PBEPBE/STO-3G
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' 3591 3280 23.74      
2 A' 3495 3193 0.74      
3 A' 3431 3135 0.11      
4 A' 3337 3049 19.02      
5 A' 3244 2963 0.45      
6 A' 1805 1649 56.18      
7 A' 1630 1489 8.56      
8 A' 1557 1423 0.57      
9 A' 1514 1384 12.53      
10 A' 1495 1366 2.82      
11 A' 1299 1187 58.07      
12 A' 1060 969 5.36      
13 A' 1017 929 4.51      
14 A' 878 802 0.49      
15 A' 455 415 9.27      
16 A' 388 354 1.78      
17 A" 3392 3099 0.40      
18 A" 1620 1480 4.64      
19 A" 1123 1026 3.60      
20 A" 791 722 34.82      
21 A" 717 655 0.35      
22 A" 551 504 71.45      
23 A" 477 436 8.59      
24 A" 102 94 0.20      

Unscaled Zero Point Vibrational Energy (zpe) 19483.3 cm-1
Scaled (by 0.9136) Zero Point Vibrational Energy (zpe) 17800.0 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 PBEPBE/STO-3G
ABC
0.31834 0.29014 0.15634

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.884 -1.157 0.000
C2 0.000 0.102 0.000
C3 0.477 1.374 0.000
O4 -1.375 -0.249 0.000
H5 1.950 -0.869 0.000
H6 0.681 -1.778 0.895
H7 0.681 -1.778 -0.895
H8 1.555 1.574 0.000
H9 -0.197 2.244 0.000
H10 -1.836 0.680 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.53822.56332.43441.10431.10841.10842.81193.56793.2820
C21.53821.35821.41872.17862.19072.19072.14092.15051.9246
C32.56331.35822.46172.68373.28273.28271.09651.09982.4140
O42.43441.41872.46173.38232.71412.71413.45012.75651.0370
H51.10432.17862.68373.38231.79951.79952.47493.78124.0906
H61.10842.19073.28272.71411.79951.79083.57754.21223.6301
H71.10842.19073.28272.71411.79951.79083.57754.21223.6301
H82.81192.14091.09653.45012.47493.57753.57751.87503.5061
H93.56792.15051.09982.75653.78124.21224.21221.87502.2649
H103.28201.92462.41401.03704.09063.63013.63013.50612.2649

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 124.381 C1 C2 O4 110.768
C2 C1 H5 109.976 C2 C1 H6 110.687
C2 C1 H7 110.687 C2 C3 H8 121.055
C2 C3 H9 121.710 C2 O4 H10 102.079
C3 C2 O4 124.851 H5 C1 H6 108.827
H5 C1 H7 108.827 H6 C1 H7 107.775
H8 C3 H9 117.235
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.241      
2 C 0.061      
3 C -0.230      
4 O -0.194      
5 H 0.090      
6 H 0.090      
7 H 0.090      
8 H 0.075      
9 H 0.062      
10 H 0.196      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.291 0.394 0.000 0.489
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.155 -2.728 0.000
y -2.728 -22.406 0.000
z 0.000 0.000 -23.973
Traceless
 xyz
x 2.034 -2.728 0.000
y -2.728 0.158 0.000
z 0.000 0.000 -2.192
Polar
3z2-r2-4.385
x2-y21.251
xy-2.728
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.631 0.220 0.000
y 0.220 4.130 0.000
z 0.000 0.000 1.215


<r2> (average value of r2) Å2
<r2> 82.351
(<r2>)1/2 9.075