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

using model chemistry: mPW1PW91/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 mPW1PW91/aug-cc-pVDZ
 hartrees
Energy at 0K-253.068679
Energy at 298.15K-253.072180
Nuclear repulsion energy118.585641
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/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' 3211 3077 2.43      
2 A' 3083 2954 0.07      
3 A' 1932 1851 311.69      
4 A' 1440 1380 14.34      
5 A' 1382 1324 50.81      
6 A' 1201 1150 203.58      
7 A' 1002 960 24.29      
8 A' 843 808 70.57      
9 A' 598 574 19.03      
10 A' 411 394 0.15      
11 A" 3164 3032 0.81      
12 A" 1448 1388 8.07      
13 A" 1054 1010 9.72      
14 A" 570 546 5.27      
15 A" 124 119 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 10730.7 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 10283.3 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/aug-cc-pVDZ
ABC
0.36674 0.32351 0.17759

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.185 0.000
C2 1.066 -0.854 0.000
O3 0.097 1.366 0.000
F4 -1.236 -0.395 0.000
H5 2.047 -0.375 0.000
H6 0.951 -1.493 0.884
H7 0.951 -1.493 -0.884

Atom - Atom Distances (Å)
  C1 C2 O3 F4 H5 H6 H7
C11.48891.18511.36562.12252.12172.1217
C21.48892.42262.34741.09181.09641.0964
O31.18512.42262.20932.61443.11203.1120
F41.36562.34742.20933.28332.60192.6019
H52.12251.09182.61443.28331.79761.7976
H62.12171.09643.11202.60191.79761.7677
H72.12171.09643.11202.60191.79761.7677

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 109.703 C1 C2 H6 109.364
C1 C2 H7 109.364 C2 C1 O3 129.566
C2 C1 F4 110.570 O3 C1 F4 119.864
H5 C2 H6 110.468 H5 C2 H7 110.468
H6 C2 H7 107.432
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.711      
2 C 0.257      
3 O -0.439      
4 F -0.464      
5 H -0.058      
6 H -0.003      
7 H -0.003      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.834 -2.439 0.000 3.051
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.887 -1.539 0.000
y -1.539 -25.116 0.000
z 0.000 0.000 -21.349
Traceless
 xyz
x 0.346 -1.539 0.000
y -1.539 -2.998 0.000
z 0.000 0.000 2.652
Polar
3z2-r25.305
x2-y22.229
xy-1.539
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.509 -0.103 0.000
y -0.103 5.145 0.000
z 0.000 0.000 3.475


<r2> (average value of r2) Å2
<r2> 68.169
(<r2>)1/2 8.256