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

using model chemistry: HF/6-311+G(3df,2p)

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/6-311+G(3df,2p)
 hartrees
Energy at 0K-251.894703
Energy at 298.15K-251.898420
Nuclear repulsion energy120.708785
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/6-311+G(3df,2p)
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' 3301 2999 6.71      
2 A' 3189 2898 1.39      
3 A' 2085 1895 409.06      
4 A' 1585 1440 13.45      
5 A' 1539 1399 41.28      
6 A' 1338 1216 249.36      
7 A' 1105 1004 38.09      
8 A' 931 846 34.63      
9 A' 661 601 29.15      
10 A' 446 406 0.02      
11 A" 3251 2954 5.98      
12 A" 1596 1450 6.90      
13 A" 1176 1069 12.34      
14 A" 635 577 12.55      
15 A" 146 132 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 11492.6 cm-1
Scaled (by 0.9086) Zero Point Vibrational Energy (zpe) 10442.2 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/6-311+G(3df,2p)
ABC
0.38589 0.32866 0.18345

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.184 0.000
C2 0.975 -0.947 0.000
O3 0.215 1.325 0.000
F4 -1.241 -0.260 0.000
H5 1.980 -0.561 0.000
H6 0.807 -1.562 0.875
H7 0.807 -1.562 -0.875

Atom - Atom Distances (Å)
  C1 C2 O3 F4 H5 H6 H7
C11.49381.16111.31782.11622.11362.1136
C21.49382.39632.31971.07721.08221.0822
O31.16112.39632.15252.58363.07473.0747
F41.31782.31972.15253.23522.57952.5795
H52.11621.07722.58363.23521.77321.7732
H62.11361.08223.07472.57951.77321.7493
H72.11361.08223.07472.57951.77321.7493

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 109.734 C1 C2 H6 109.224
C1 C2 H7 109.224 C2 C1 O3 128.573
C2 C1 F4 111.031 O3 C1 F4 120.396
H5 C2 H6 110.391 H5 C2 H7 110.391
H6 C2 H7 107.840
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 1.202      
2 C -0.411      
3 O -0.800      
4 F -0.462      
5 H 0.160      
6 H 0.156      
7 H 0.156      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.486 -2.831 0.000 3.197
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.170 -1.767 0.000
y -1.767 -25.191 0.000
z 0.000 0.000 -21.191
Traceless
 xyz
x 0.021 -1.767 0.000
y -1.767 -3.011 0.000
z 0.000 0.000 2.989
Polar
3z2-r25.979
x2-y22.021
xy-1.767
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.918 -0.009 0.000
y -0.009 4.605 0.000
z 0.000 0.000 3.219


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000