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

using model chemistry: HF/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 HF/6-311G*
 hartrees
Energy at 0K-251.862737
Energy at 298.15K-251.866444
Nuclear repulsion energy120.452061
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/6-311G*
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' 3325 3007 10.62      
2 A' 3214 2907 2.74      
3 A' 2109 1907 407.65      
4 A' 1603 1450 13.45      
5 A' 1552 1403 48.01      
6 A' 1344 1215 256.43      
7 A' 1113 1006 44.91      
8 A' 930 841 39.28      
9 A' 661 598 31.44      
10 A' 444 401 0.02      
11 A" 3276 2963 10.13      
12 A" 1609 1455 8.06      
13 A" 1183 1070 13.23      
14 A" 634 573 14.74      
15 A" 146 132 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 11569.5 cm-1
Scaled (by 0.9044) Zero Point Vibrational Energy (zpe) 10463.5 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/6-311G*
ABC
0.38337 0.32797 0.18266

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.187 0.000
C2 0.986 -0.937 0.000
O3 0.202 1.331 0.000
F4 -1.241 -0.277 0.000
H5 1.990 -0.543 0.000
H6 0.827 -1.556 0.874
H7 0.827 -1.556 -0.874

Atom - Atom Distances (Å)
  C1 C2 O3 F4 H5 H6 H7
C11.49461.16151.32502.11922.11802.1180
C21.49462.39902.32291.07841.08321.0832
O31.16152.39902.15992.58973.08033.0803
F41.32502.32292.15993.24212.58472.5847
H52.11921.07842.58973.24211.77271.7727
H62.11801.08323.08032.58471.77271.7488
H72.11801.08323.08032.58471.77271.7488

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 109.846 C1 C2 H6 109.462
C1 C2 H7 109.462 C2 C1 O3 128.734
C2 C1 F4 110.806 O3 C1 F4 120.460
H5 C2 H6 110.189 H5 C2 H7 110.189
H6 C2 H7 107.658
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.598 0.942   0.943
2 C -0.703 -0.470   -0.567
3 O -0.377 -0.567   -0.559
4 F -0.278 -0.324   -0.318
5 H 0.256 0.131   0.159
6 H 0.252 0.144   0.171
7 H 0.252 0.144   0.171


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.539 -2.705 0.000 3.112
CHELPG        
AIM        
ESP 1.545 -2.722 0.000 3.130


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.227 -1.625 0.000
y -1.625 -25.171 0.000
z 0.000 0.000 -21.056
Traceless
 xyz
x -0.113 -1.625 0.000
y -1.625 -3.030 0.000
z 0.000 0.000 3.143
Polar
3z2-r26.285
x2-y21.945
xy-1.625
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.184 0.106 0.000
y 0.106 3.992 0.000
z 0.000 0.000 2.598


<r2> (average value of r2) Å2
<r2> 66.803
(<r2>)1/2 8.173