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

using model chemistry: mPW1PW91/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes NULL 1A'
Energy calculated at mPW1PW91/6-311G**
 hartrees
Energy at 0K-253.103326
Energy at 298.15K-253.106864
Nuclear repulsion energy119.102853
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 mPW1PW91/6-311G**
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' 3202 3063 3.04      
2 A' 3082 2948 0.15      
3 A' 1958 1873 309.45      
4 A' 1469 1406 14.85      
5 A' 1403 1342 57.17      
6 A' 1224 1171 217.30      
7 A' 1012 968 31.68      
8 A' 860 822 54.19      
9 A' 612 585 19.62      
10 A' 415 397 0.07      
11 A" 3153 3017 1.63      
12 A" 1474 1410 10.53      
13 A" 1070 1024 11.86      
14 A" 575 551 5.22      
15 A" 132 126 0.29      

Unscaled Zero Point Vibrational Energy (zpe) 10819.9 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 10351.4 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 mPW1PW91/6-311G**
ABC
0.36996 0.32589 0.17900

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.187 0.000
C2 1.040 -0.879 0.000
O3 0.132 1.359 0.000
F4 -1.239 -0.362 0.000
H5 2.030 -0.431 0.000
H6 0.911 -1.513 0.879
H7 0.911 -1.513 -0.879

Atom - Atom Distances (Å)
  C1 C2 O3 F4 H5 H6 H7
C11.48941.17911.35492.12162.11902.1190
C21.48942.41492.33691.08631.09111.0911
O31.17912.41492.19992.60813.10203.1020
F41.35492.33692.19993.26922.59182.5918
H52.12161.08632.60813.26921.78731.7873
H62.11901.09113.10202.59181.78731.7578
H72.11901.09113.10202.59181.78731.7578

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 109.923 C1 C2 H6 109.437
C1 C2 H7 109.437 C2 C1 O3 129.268
C2 C1 F4 110.401 O3 C1 F4 120.331
H5 C2 H6 110.337 H5 C2 H7 110.337
H6 C2 H7 107.325
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.383      
2 C -0.369      
3 O -0.282      
4 F -0.215      
5 H 0.159      
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
  1.633 -2.393 0.000 2.897
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.670 -1.429 0.000
y -1.429 -24.654 0.000
z 0.000 0.000 -21.052
Traceless
 xyz
x 0.184 -1.429 0.000
y -1.429 -2.793 0.000
z 0.000 0.000 2.609
Polar
3z2-r25.218
x2-y21.984
xy-1.429
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.578 0.004 0.000
y 0.004 4.352 0.000
z 0.000 0.000 2.753


<r2> (average value of r2) Å2
<r2> 67.554
(<r2>)1/2 8.219