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

using model chemistry: PBEPBE/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 PBEPBE/6-311G**
 hartrees
Energy at 0K-252.896609
Energy at 298.15K-252.900052
Nuclear repulsion energy117.681616
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 PBEPBE/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' 3108 3080 3.70      
2 A' 2994 2967 0.18      
3 A' 1871 1854 265.95      
4 A' 1419 1406 14.63      
5 A' 1343 1331 47.72      
6 A' 1156 1146 186.64      
7 A' 967 958 34.87      
8 A' 805 797 65.91      
9 A' 580 574 14.74      
10 A' 399 396 0.18      
11 A" 3061 3033 1.57      
12 A" 1422 1409 10.58      
13 A" 1025 1016 9.42      
14 A" 548 543 3.02      
15 A" 134 132 0.45      

Unscaled Zero Point Vibrational Energy (zpe) 10415.6 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 10320.9 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 PBEPBE/6-311G**
ABC
0.35852 0.32066 0.17480

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.192 0.000
C2 1.079 -0.847 0.000
O3 0.088 1.380 0.000
F4 -1.242 -0.417 0.000
H5 2.063 -0.367 0.000
H6 0.969 -1.492 0.884
H7 0.969 -1.492 -0.884

Atom - Atom Distances (Å)
  C1 C2 O3 F4 H5 H6 H7
C11.49751.19181.38282.13732.13482.1348
C21.49752.43792.35991.09531.10001.1000
O31.19182.43792.23552.63713.13223.1322
F41.38282.35992.23553.30512.61292.6129
H52.13731.09532.63713.30511.80121.8012
H62.13481.10003.13222.61291.80121.7688
H72.13481.10003.13222.61291.80121.7688

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 110.068 C1 C2 H6 109.589
C1 C2 H7 109.589 C2 C1 O3 129.702
C2 C1 F4 109.962 O3 C1 F4 120.336
H5 C2 H6 110.261 H5 C2 H7 110.261
H6 C2 H7 107.020
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.317      
2 C -0.369      
3 O -0.235      
4 F -0.193      
5 H 0.156      
6 H 0.162      
7 H 0.162      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.687 -2.203 0.000 2.775
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.696 -1.314 0.000
y -1.314 -24.695 0.000
z 0.000 0.000 -21.299
Traceless
 xyz
x 0.301 -1.314 0.000
y -1.314 -2.697 0.000
z 0.000 0.000 2.397
Polar
3z2-r24.793
x2-y21.998
xy-1.314
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.850 -0.046 0.000
y -0.046 4.580 0.000
z 0.000 0.000 2.853


<r2> (average value of r2) Å2
<r2> 68.840
(<r2>)1/2 8.297