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

using model chemistry: B2PLYP/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes NULL 1A'
Energy calculated at B2PLYP/6-31G*
 hartrees
Energy at 0K-252.860602
Energy at 298.15K-252.864122
HF Energy-252.660640
Nuclear repulsion energy118.240275
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 B2PLYP/6-31G*
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' 3226 3063 3.59      
2 A' 3109 2951 0.47      
3 A' 1923 1826 237.43      
4 A' 1519 1442 13.12      
5 A' 1448 1375 36.98      
6 A' 1249 1185 197.01      
7 A' 1034 982 36.19      
8 A' 857 813 40.89      
9 A' 598 567 19.44      
10 A' 412 391 0.08      
11 A" 3180 3018 2.11      
12 A" 1524 1446 8.90      
13 A" 1096 1040 9.16      
14 A" 569 540 6.05      
15 A" 136 129 0.21      

Unscaled Zero Point Vibrational Energy (zpe) 10939.4 cm-1
Scaled (by 0.9492) Zero Point Vibrational Energy (zpe) 10383.7 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 B2PLYP/6-31G*
ABC
0.36299 0.32252 0.17637

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.187 0.000
C2 1.035 -0.896 0.000
O3 0.151 1.371 0.000
F4 -1.250 -0.355 0.000
H5 2.029 -0.455 0.000
H6 0.902 -1.528 0.881
H7 0.902 -1.528 -0.881

Atom - Atom Distances (Å)
  C1 C2 O3 F4 H5 H6 H7
C11.49801.19301.36282.12832.12922.1292
C21.49802.43272.34811.08791.09251.0925
O31.19302.43272.22322.61903.12173.1217
F41.36282.34812.22323.28092.60492.6049
H52.12831.08792.61903.28091.78851.7885
H62.12921.09253.12172.60491.78851.7616
H72.12921.09253.12172.60491.78851.7616

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 109.767 C1 C2 H6 109.563
C1 C2 H7 109.563 C2 C1 O3 129.031
C2 C1 F4 110.236 O3 C1 F4 120.734
H5 C2 H6 110.223 H5 C2 H7 110.223
H6 C2 H7 107.467
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.607      
2 C -0.560      
3 O -0.377      
4 F -0.275      
5 H 0.200      
6 H 0.203      
7 H 0.203      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.471 -2.369 0.000 2.789
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.552 -1.342 0.000
y -1.342 -24.585 0.000
z 0.000 0.000 -21.018
Traceless
 xyz
x 0.250 -1.342 0.000
y -1.342 -2.801 0.000
z 0.000 0.000 2.551
Polar
3z2-r25.101
x2-y22.034
xy-1.342
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.414 0.067 0.000
y 0.067 4.204 0.000
z 0.000 0.000 2.620


<r2> (average value of r2) Å2
<r2> 68.251
(<r2>)1/2 8.261