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

using model chemistry: HF/STO-3G

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/STO-3G
 hartrees
Energy at 0K-248.424001
Energy at 298.15K-248.427423
Nuclear repulsion energy116.923864
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/STO-3G
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' 3770 3078 1.62      
2 A' 3573 2917 1.49      
3 A' 2146 1752 76.85      
4 A' 1795 1466 6.40      
5 A' 1697 1385 10.70      
6 A' 1513 1235 107.12      
7 A' 1181 964 3.41      
8 A' 976 797 2.19      
9 A' 612 500 26.86      
10 A' 419 342 0.01      
11 A" 3748 3060 1.11      
12 A" 1792 1463 4.40      
13 A" 1224 1000 6.95      
14 A" 595 486 6.24      
15 A" 113 92 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 12576.7 cm-1
Scaled (by 0.8165) Zero Point Vibrational Energy (zpe) 10268.9 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 HF/STO-3G
ABC
0.36223 0.30676 0.17139

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.176 0.000
C2 0.953 -1.035 0.000
O3 0.316 1.346 0.000
F4 -1.308 -0.182 0.000
H5 1.981 -0.687 0.000
H6 0.776 -1.644 0.882
H7 0.776 -1.644 -0.882

Atom - Atom Distances (Å)
  C1 C2 O3 F4 H5 H6 H7
C11.54101.21231.35642.16062.16642.1664
C21.54102.46532.41671.08481.08671.0867
O31.21232.46532.23022.62843.15193.1519
F41.35642.41672.23023.32752.69432.6943
H52.16061.08482.62843.32751.77361.7736
H62.16641.08673.15192.69431.77361.7644
H72.16641.08673.15192.69431.77361.7644

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 109.511 C1 C2 H6 109.859
C1 C2 H7 109.859 C2 C1 O3 126.709
C2 C1 F4 112.891 O3 C1 F4 120.400
H5 C2 H6 109.521 H5 C2 H7 109.521
H6 C2 H7 108.553
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.337      
2 C -0.213      
3 O -0.237      
4 F -0.147      
5 H 0.089      
6 H 0.086      
7 H 0.086      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.745 -1.845 0.000 1.990
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.311 -1.275 0.000
y -1.275 -22.605 0.000
z 0.000 0.000 -19.296
Traceless
 xyz
x -0.360 -1.275 0.000
y -1.275 -2.302 0.000
z 0.000 0.000 2.662
Polar
3z2-r25.323
x2-y21.295
xy-1.275
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.829 0.201 0.000
y 0.201 2.432 0.000
z 0.000 0.000 1.137


<r2> (average value of r2) Å2
<r2> 68.789
(<r2>)1/2 8.294