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

using model chemistry: B3LYP/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 B3LYP/6-311G*
 hartrees
Energy at 0K-253.166566
Energy at 298.15K-253.170084
Nuclear repulsion energy118.472991
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 B3LYP/6-311G*
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' 3166 3060 6.59      
2 A' 3059 2956 0.81      
3 A' 1928 1863 290.72      
4 A' 1488 1438 15.58      
5 A' 1416 1368 42.08      
6 A' 1203 1162 197.07      
7 A' 1009 975 49.57      
8 A' 831 803 61.39      
9 A' 600 580 17.90      
10 A' 411 398 0.11      
11 A" 3116 3011 4.34      
12 A" 1490 1440 10.28      
13 A" 1079 1042 10.52      
14 A" 571 552 5.68      
15 A" 138 133 0.27      

Unscaled Zero Point Vibrational Energy (zpe) 10752.1 cm-1
Scaled (by 0.9663) Zero Point Vibrational Energy (zpe) 10389.7 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 B3LYP/6-311G*
ABC
0.36570 0.32235 0.17693

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.191 0.000
C2 1.057 -0.869 0.000
O3 0.114 1.367 0.000
F4 -1.242 -0.382 0.000
H5 2.045 -0.413 0.000
H6 0.940 -1.507 0.879
H7 0.940 -1.507 -0.879

Atom - Atom Distances (Å)
  C1 C2 O3 F4 H5 H6 H7
C11.49711.18141.36822.13202.13092.1309
C21.49712.42662.35071.08771.09241.0924
O31.18142.42662.21332.62583.11703.1170
F41.36822.35072.21333.28742.60822.6082
H52.13201.08772.62583.28741.78611.7861
H62.13091.09243.11702.60821.78611.7573
H72.13091.09243.11702.60821.78611.7573

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 110.135 C1 C2 H6 109.762
C1 C2 H7 109.762 C2 C1 O3 129.532
C2 C1 F4 110.169 O3 C1 F4 120.299
H5 C2 H6 110.020 H5 C2 H7 110.020
H6 C2 H7 107.090
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.433     0.790
2 C -0.697     -0.526
3 O -0.263     -0.467
4 F -0.219     -0.278
5 H 0.246     0.152
6 H 0.249     0.164
7 H 0.249     0.164


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.690 -2.300 0.000 2.854
CHELPG        
AIM        
ESP 1.709 -2.314 0.000 2.877


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.928 -1.388 0.000
y -1.388 -24.892 0.000
z 0.000 0.000 -21.239
Traceless
 xyz
x 0.137 -1.388 0.000
y -1.388 -2.808 0.000
z 0.000 0.000 2.671
Polar
3z2-r25.341
x2-y21.964
xy-1.388
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.606 0.002 0.000
y 0.002 4.364 0.000
z 0.000 0.000 2.744


<r2> (average value of r2) Å2
<r2> 68.299
(<r2>)1/2 8.264