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

using model chemistry: B3LYP/6-31G(2df,p)

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/6-31G(2df,p)
 hartrees
Energy at 0K-253.110579
Energy at 298.15K-253.114091
Nuclear repulsion energy118.786894
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/6-31G(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' 3176 3065 3.84      
2 A' 3059 2952 0.51      
3 A' 1922 1855 254.76      
4 A' 1467 1415 11.63      
5 A' 1397 1348 35.63      
6 A' 1224 1181 191.97      
7 A' 1009 974 32.92      
8 A' 856 826 31.85      
9 A' 603 582 17.76      
10 A' 408 394 0.04      
11 A" 3124 3014 2.07      
12 A" 1474 1422 6.81      
13 A" 1070 1032 8.90      
14 A" 574 554 4.82      
15 A" 129 125 0.13      

Unscaled Zero Point Vibrational Energy (zpe) 10744.7 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 10368.7 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/6-31G(2df,p)
ABC
0.36877 0.32330 0.17795

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.187 0.000
C2 1.017 -0.915 0.000
O3 0.172 1.360 0.000
F4 -1.249 -0.325 0.000
H5 2.021 -0.492 0.000
H6 0.872 -1.548 0.880
H7 0.872 -1.548 -0.880

Atom - Atom Distances (Å)
  C1 C2 O3 F4 H5 H6 H7
C11.49961.18521.35002.13222.13182.1318
C21.49962.42672.34201.08881.09381.0938
O31.18522.42672.20392.61753.11743.1174
F41.35002.34202.20393.27452.60192.6019
H52.13221.08882.61753.27451.79101.7910
H62.13181.09383.11742.60191.79101.7605
H72.13181.09383.11742.60191.79101.7605

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 109.905 C1 C2 H6 109.575
C1 C2 H7 109.575 C2 C1 O3 128.956
C2 C1 F4 110.431 O3 C1 F4 120.613
H5 C2 H6 110.285 H5 C2 H7 110.285
H6 C2 H7 107.170
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.372      
2 C -0.506      
3 O -0.264      
4 F -0.089      
5 H 0.159      
6 H 0.164      
7 H 0.164      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.327 -2.377 0.000 2.722
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.343 -1.363 0.000
y -1.363 -24.307 0.000
z 0.000 0.000 -20.857
Traceless
 xyz
x 0.239 -1.363 0.000
y -1.363 -2.707 0.000
z 0.000 0.000 2.468
Polar
3z2-r24.936
x2-y21.964
xy-1.363
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.758 -0.039 0.000
y -0.039 4.409 0.000
z 0.000 0.000 2.918


<r2> (average value of r2) Å2
<r2> 67.705
(<r2>)1/2 8.228