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

using model chemistry: B3PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes NULL 1A'
Energy calculated at B3PW91/6-311G*
 hartrees
Energy at 0K-253.067686
Energy at 298.15K-253.071212
Nuclear repulsion energy118.785529
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 B3PW91/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3183 3064 5.14      
2 A' 3067 2953 0.55      
3 A' 1943 1870 300.92      
4 A' 1482 1427 16.36      
5 A' 1410 1357 52.37      
6 A' 1213 1168 210.45      
7 A' 1011 973 38.20      
8 A' 847 815 57.84      
9 A' 605 583 18.45      
10 A' 413 397 0.10      
11 A" 3134 3017 3.03      
12 A" 1485 1430 11.16      
13 A" 1074 1034 11.95      
14 A" 574 552 5.06      
15 A" 136 131 0.28      

Unscaled Zero Point Vibrational Energy (zpe) 10787.6 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 10385.2 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 B3PW91/6-311G*
ABC
0.36778 0.32426 0.17799

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.189 0.000
C2 1.047 -0.875 0.000
O3 0.125 1.363 0.000
F4 -1.241 -0.371 0.000
H5 2.038 -0.426 0.000
H6 0.925 -1.513 0.879
H7 0.925 -1.513 -0.879

Atom - Atom Distances (Å)
  C1 C2 O3 F4 H5 H6 H7
C11.49221.18091.36092.12852.12672.1267
C21.49222.42032.34231.08801.09271.0927
O31.18092.42032.20682.61933.11183.1118
F41.36092.34232.20683.27902.60122.6012
H52.12851.08802.61933.27901.78661.7866
H62.12671.09273.11182.60121.78661.7573
H72.12671.09273.11182.60121.78661.7573

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 110.183 C1 C2 H6 109.752
C1 C2 H7 109.752 C2 C1 O3 129.392
C2 C1 F4 110.275 O3 C1 F4 120.334
H5 C2 H6 110.028 H5 C2 H7 110.028
H6 C2 H7 107.046
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.448      
2 C -0.742      
3 O -0.278      
4 F -0.215      
5 H 0.261      
6 H 0.263      
7 H 0.263      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.649 -2.356 0.000 2.876
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.722 -1.403 0.000
y -1.403 -24.699 0.000
z 0.000 0.000 -21.090
Traceless
 xyz
x 0.173 -1.403 0.000
y -1.403 -2.793 0.000
z 0.000 0.000 2.620
Polar
3z2-r25.241
x2-y21.977
xy-1.403
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 67.886
(<r2>)1/2 8.239