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

using model chemistry: HF/LANL2DZ

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/LANL2DZ
 hartrees
Energy at 0K-251.743801
Energy at 298.15K-251.747426
Nuclear repulsion energy117.873568
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/LANL2DZ
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' 3376 3038 8.97      
2 A' 3242 2918 2.57      
3 A' 1992 1793 355.37      
4 A' 1623 1461 26.66      
5 A' 1577 1419 31.74      
6 A' 1306 1175 206.01      
7 A' 1110 999 64.67      
8 A' 866 780 71.51      
9 A' 616 554 38.65      
10 A' 428 385 0.48      
11 A" 3330 2997 8.06      
12 A" 1626 1463 17.55      
13 A" 1205 1084 15.43      
14 A" 608 547 18.70      
15 A" 144 129 0.09      

Unscaled Zero Point Vibrational Energy (zpe) 11524.4 cm-1
Scaled (by 0.8999) Zero Point Vibrational Energy (zpe) 10370.8 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/LANL2DZ
ABC
0.36268 0.31815 0.17490

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/LANL2DZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.187 0.000
C2 1.115 -0.810 0.000
O3 0.032 1.377 0.000
F4 -1.231 -0.455 0.000
H5 2.062 -0.298 0.000
H6 1.033 -1.442 0.874
H7 1.033 -1.442 -0.874

Atom - Atom Distances (Å)
  C1 C2 O3 F4 H5 H6 H7
C11.49571.19031.38782.11842.11762.1176
C21.49572.44032.37221.07711.08141.0814
O31.19032.44032.22462.63163.11603.1160
F41.38782.37222.22463.29652.62002.6200
H52.11841.07712.63163.29651.76941.7694
H62.11761.08143.11602.62001.76941.7486
H72.11761.08143.11602.62001.76941.7486

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 109.777 C1 C2 H6 109.454
C1 C2 H7 109.454 C2 C1 O3 130.261
C2 C1 F4 110.653 O3 C1 F4 119.086
H5 C2 H6 110.112 H5 C2 H7 110.112
H6 C2 H7 107.901
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.582      
2 C -0.598      
3 O -0.320      
4 F -0.348      
5 H 0.225      
6 H 0.230      
7 H 0.230      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.713 -2.703 0.000 3.830
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.929 -2.047 0.000
y -2.047 -26.719 0.000
z 0.000 0.000 -21.370
Traceless
 xyz
x 0.116 -2.047 0.000
y -2.047 -4.070 0.000
z 0.000 0.000 3.954
Polar
3z2-r27.908
x2-y22.791
xy-2.047
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.040 0.102 0.000
y 0.102 4.071 0.000
z 0.000 0.000 2.389


<r2> (average value of r2) Å2
<r2> 69.423
(<r2>)1/2 8.332