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

using model chemistry: BLYP/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes NULL 1A'
Energy calculated at BLYP/6-31G(2df,p)
 hartrees
Energy at 0K-253.053950
Energy at 298.15K-253.057364
Nuclear repulsion energy117.498703
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 BLYP/6-31G(2df,p)
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' 3094 3077 5.60      
2 A' 2985 2968 0.88      
3 A' 1844 1834 223.35      
4 A' 1431 1423 11.19      
5 A' 1354 1346 23.94      
6 A' 1161 1155 167.57      
7 A' 971 966 43.03      
8 A' 808 803 38.55      
9 A' 575 572 14.08      
10 A' 394 392 0.08      
11 A" 3044 3027 2.96      
12 A" 1437 1429 6.11      
13 A" 1035 1030 6.80      
14 A" 550 547 3.39      
15 A" 122 121 0.19      

Unscaled Zero Point Vibrational Energy (zpe) 10402.4 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 10345.2 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 BLYP/6-31G(2df,p)
ABC
0.35894 0.31789 0.17409

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.191 0.000
C2 1.049 -0.895 0.000
O3 0.140 1.380 0.000
F4 -1.256 -0.366 0.000
H5 2.050 -0.449 0.000
H6 0.920 -1.536 0.885
H7 0.920 -1.536 -0.885

Atom - Atom Distances (Å)
  C1 C2 O3 F4 H5 H6 H7
C11.51041.19641.37372.14762.14812.1481
C21.51042.44992.36471.09581.10071.1007
O31.19642.44992.23462.64453.14553.1455
F41.37372.36472.23463.30652.62392.6239
H52.14761.09582.64453.30651.80101.8010
H62.14811.10073.14552.62391.80101.7708
H72.14811.10073.14552.62391.80101.7708

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 109.966 C1 C2 H6 109.708
C1 C2 H7 109.708 C2 C1 O3 129.306
C2 C1 F4 110.057 O3 C1 F4 120.636
H5 C2 H6 110.154 H5 C2 H7 110.154
H6 C2 H7 107.105
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.321      
2 C -0.468      
3 O -0.230      
4 F -0.063      
5 H 0.142      
6 H 0.149      
7 H 0.149      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.375 -2.235 0.000 2.624
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.339 -1.282 0.000
y -1.282 -24.313 0.000
z 0.000 0.000 -20.974
Traceless
 xyz
x 0.304 -1.282 0.000
y -1.282 -2.656 0.000
z 0.000 0.000 2.352
Polar
3z2-r24.705
x2-y21.973
xy-1.282
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.950 -0.073 0.000
y -0.073 4.566 0.000
z 0.000 0.000 2.975


<r2> (average value of r2) Å2
<r2> 68.870
(<r2>)1/2 8.299