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All results from a given calculation for CH3COF (Acetyl fluoride)

using model chemistry: HF/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes NULL 1A'
Energy calculated at HF/TZVP
 hartrees
Energy at 0K-251.893757
Energy at 298.15K-251.897458
HF Energy-251.893757
Nuclear repulsion energy120.483283
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/TZVP
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' 3312 3009 6.14      
2 A' 3199 2907 1.45      
3 A' 2092 1901 416.12      
4 A' 1589 1443 13.04      
5 A' 1540 1400 41.73      
6 A' 1338 1215 267.82      
7 A' 1107 1006 43.50      
8 A' 927 842 37.23      
9 A' 662 602 29.59      
10 A' 449 408 0.02      
11 A" 3264 2966 6.05      
12 A" 1596 1450 8.37      
13 A" 1176 1069 12.65      
14 A" 630 573 15.82      
15 A" 137 124 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 11508.8 cm-1
Scaled (by 0.9086) Zero Point Vibrational Energy (zpe) 10456.9 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/TZVP
ABC
0.38449 0.32736 0.18274

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.185 0.000
C2 0.986 -0.940 0.000
O3 0.203 1.329 0.000
F4 -1.242 -0.272 0.000
H5 1.988 -0.542 0.000
H6 0.825 -1.556 0.876
H7 0.825 -1.556 -0.876

Atom - Atom Distances (Å)
  C1 C2 O3 F4 H5 H6 H7
C11.49531.16211.32322.11622.11592.1159
C21.49532.39962.32591.07821.08291.0829
O31.16212.39962.15652.58493.07813.0781
F41.32322.32592.15653.24112.58642.5864
H52.11621.07822.58493.24111.77431.7743
H62.11591.08293.07812.58641.77431.7519
H72.11591.08293.07812.58641.77431.7519

picture of Acetyl fluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 109.570 C1 C2 H6 109.265
C1 C2 H7 109.265 C2 C1 O3 128.679
C2 C1 F4 111.075 O3 C1 F4 120.245
H5 C2 H6 110.369 H5 C2 H7 110.369
H6 C2 H7 107.972
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.474      
2 C -0.252      
3 O -0.359      
4 F -0.230      
5 H 0.126      
6 H 0.121      
7 H 0.121      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.625 -2.834 0.000 3.266
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.357 -1.774 0.000
y -1.774 -25.360 0.000
z 0.000 0.000 -21.152
Traceless
 xyz
x -0.101 -1.774 0.000
y -1.774 -3.106 0.000
z 0.000 0.000 3.206
Polar
3z2-r26.413
x2-y22.003
xy-1.774
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.440 0.126 0.000
y 0.126 4.306 0.000
z 0.000 0.000 2.848


<r2> (average value of r2) Å2
<r2> 66.865
(<r2>)1/2 8.177