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

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

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/6-31G(2df,p)
 hartrees
Energy at 0K-191.960678
Energy at 298.15K-191.967357
HF Energy-191.960678
Nuclear repulsion energy121.494600
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/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' 4174 3779 54.97      
2 A' 3395 3075 12.26      
3 A' 3297 2986 5.94      
4 A' 3278 2968 21.73      
5 A' 3178 2878 22.17      
6 A' 1876 1699 185.98      
7 A' 1610 1458 3.48      
8 A' 1579 1430 1.95      
9 A' 1538 1392 43.90      
10 A' 1475 1336 12.52      
11 A' 1317 1193 159.71      
12 A' 1113 1008 36.02      
13 A' 1065 964 13.66      
14 A' 915 829 4.67      
15 A' 519 470 20.08      
16 A' 435 394 1.88      
17 A" 3236 2930 21.46      
18 A" 1591 1441 5.28      
19 A" 1167 1057 1.02      
20 A" 942 853 72.49      
21 A" 803 728 1.97      
22 A" 562 509 0.30      
23 A" 443 401 121.22      
24 A" 204 185 1.26      

Unscaled Zero Point Vibrational Energy (zpe) 19856.8 cm-1
Scaled (by 0.9055) Zero Point Vibrational Energy (zpe) 17980.3 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/6-31G(2df,p)
ABC
0.34486 0.30644 0.16723

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.856 -1.127 0.000
C2 0.000 0.101 0.000
C3 0.451 1.340 0.000
O4 -1.309 -0.229 0.000
H5 1.907 -0.870 0.000
H6 0.636 -1.730 0.875
H7 0.636 -1.730 -0.875
H8 1.504 1.539 0.000
H9 -0.214 2.187 0.000
H10 -1.842 0.547 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.49682.49982.34421.08181.08581.08582.74313.48223.1751
C21.49681.31861.34992.14032.12712.12712.08102.09701.8949
C32.49981.31862.35752.64703.19813.19811.07211.07672.4256
O42.34421.34992.35753.27972.60892.60893.32242.65220.9411
H51.08182.14032.64703.27971.76671.76672.44243.72104.0080
H61.08582.12713.19812.60891.76671.75073.49384.10303.4778
H71.08582.12713.19812.60891.76671.75073.49384.10303.4778
H82.74312.08101.07213.32242.44243.49383.49381.83653.4897
H93.48222.09701.07672.65223.72104.10304.10301.83652.3103
H103.17511.89492.42560.94114.00803.47783.47783.48972.3103

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 125.107 C1 C2 O4 110.771
C2 C1 H5 111.184 C2 C1 H6 109.881
C2 C1 H7 109.881 C2 C3 H8 120.677
C2 C3 H9 121.876 C2 O4 H10 110.335
C3 C2 O4 124.122 H5 C1 H6 109.184
H5 C1 H7 109.184 H6 C1 H7 107.447
H8 C3 H9 117.447
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.449      
2 C 0.481      
3 C -0.530      
4 O -0.568      
5 H 0.149      
6 H 0.155      
7 H 0.155      
8 H 0.144      
9 H 0.126      
10 H 0.338      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.024 0.551 0.000 0.551
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.420 -3.304 0.000
y -3.304 -24.005 0.000
z 0.000 0.000 -26.539
Traceless
 xyz
x 2.851 -3.304 0.000
y -3.304 0.475 0.000
z 0.000 0.000 -3.326
Polar
3z2-r2-6.652
x2-y21.584
xy-3.304
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.300 0.328 0.000
y 0.328 6.866 0.000
z 0.000 0.000 3.451


<r2> (average value of r2) Å2
<r2> 79.265
(<r2>)1/2 8.903