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

using model chemistry: B3PW91/aug-cc-pVDZ

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/aug-cc-pVDZ
 hartrees
Energy at 0K-253.036157
Energy at 298.15K-253.039644
Nuclear repulsion energy118.295113
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/aug-cc-pVDZ
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' 3192 3079 2.64      
2 A' 3066 2957 0.09      
3 A' 1914 1847 304.25      
4 A' 1433 1382 14.40      
5 A' 1373 1325 46.98      
6 A' 1187 1145 200.02      
7 A' 995 959 26.26      
8 A' 830 801 74.75      
9 A' 593 572 18.09      
10 A' 409 394 0.18      
11 A" 3144 3033 0.87      
12 A" 1441 1390 8.03      
13 A" 1047 1010 9.34      
14 A" 566 546 4.96      
15 A" 126 121 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 10657.1 cm-1
Scaled (by 0.9646) Zero Point Vibrational Energy (zpe) 10279.9 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 B3PW91/aug-cc-pVDZ
ABC
0.36464 0.32218 0.17671

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.186 0.000
C2 1.075 -0.847 0.000
O3 0.087 1.370 0.000
F4 -1.237 -0.406 0.000
H5 2.054 -0.360 0.000
H6 0.966 -1.488 0.885
H7 0.966 -1.488 -0.885

Atom - Atom Distances (Å)
  C1 C2 O3 F4 H5 H6 H7
C11.49081.18731.37152.12522.12552.1255
C21.49082.42712.35341.09351.09801.0980
O31.18732.42712.21582.61933.11823.1182
F41.37152.35342.21583.29122.60862.6086
H52.12521.09352.61933.29121.79981.7998
H62.12551.09803.11822.60861.79981.7697
H72.12551.09803.11822.60861.79981.7697

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 109.689 C1 C2 H6 109.441
C1 C2 H7 109.441 C2 C1 O3 129.645
C2 C1 F4 110.544 O3 C1 F4 119.811
H5 C2 H6 110.423 H5 C2 H7 110.423
H6 C2 H7 107.387
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.681      
2 C 0.314      
3 O -0.416      
4 F -0.454      
5 H -0.077      
6 H -0.024      
7 H -0.024      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.863 -2.403 0.000 3.041
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.869 -1.527 0.000
y -1.527 -25.112 0.000
z 0.000 0.000 -21.353
Traceless
 xyz
x 0.364 -1.527 0.000
y -1.527 -3.001 0.000
z 0.000 0.000 2.638
Polar
3z2-r25.275
x2-y22.243
xy-1.527
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.564 -0.110 0.000
y -0.110 5.191 0.000
z 0.000 0.000 3.499


<r2> (average value of r2) Å2
<r2> 68.422
(<r2>)1/2 8.272