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

using model chemistry: B3LYP/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes NULL 1A'
Energy calculated at B3LYP/6-31+G**
 hartrees
Energy at 0K-253.114018
Energy at 298.15K-253.117497
Nuclear repulsion energy117.995695
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 B3LYP/6-31+G**
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' 3182 3068 2.68      
2 A' 3066 2956 0.26      
3 A' 1913 1845 316.38      
4 A' 1473 1420 15.49      
5 A' 1407 1357 36.48      
6 A' 1191 1148 214.13      
7 A' 1004 968 45.20      
8 A' 823 794 74.49      
9 A' 589 568 18.27      
10 A' 411 396 0.20      
11 A" 3133 3021 1.06      
12 A" 1479 1426 10.41      
13 A" 1068 1030 9.40      
14 A" 565 544 6.44      
15 A" 126 122 0.12      

Unscaled Zero Point Vibrational Energy (zpe) 10714.7 cm-1
Scaled (by 0.9642) Zero Point Vibrational Energy (zpe) 10331.1 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 B3LYP/6-31+G**
ABC
0.36272 0.32012 0.17560

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.188 0.000
C2 1.077 -0.853 0.000
O3 0.090 1.374 0.000
F4 -1.242 -0.405 0.000
H5 2.054 -0.372 0.000
H6 0.969 -1.492 0.882
H7 0.969 -1.492 -0.882

Atom - Atom Distances (Å)
  C1 C2 O3 F4 H5 H6 H7
C11.49731.19031.37572.12892.12972.1297
C21.49732.43592.36101.08951.09421.0942
O31.19032.43592.22272.62783.12463.1246
F41.37572.36102.22273.29582.61602.6160
H52.12891.08952.62783.29581.79161.7916
H62.12971.09423.12462.61601.79161.7638
H72.12971.09423.12462.61601.79161.7638

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 109.769 C1 C2 H6 109.555
C1 C2 H7 109.555 C2 C1 O3 129.669
C2 C1 F4 110.458 O3 C1 F4 119.873
H5 C2 H6 110.256 H5 C2 H7 110.256
H6 C2 H7 107.413
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.536     0.816
2 C -0.449     -0.515
3 O -0.384     -0.489
4 F -0.278     -0.298
5 H 0.189     0.152
6 H 0.192     0.167
7 H 0.192     0.167


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.973 -2.471 0.000 3.162
CHELPG        
AIM        
ESP 1.962 -2.472 0.000 3.156


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.276 -1.597 0.000
y -1.597 -25.445 0.000
z 0.000 0.000 -21.554
Traceless
 xyz
x 0.224 -1.597 0.000
y -1.597 -3.031 0.000
z 0.000 0.000 2.807
Polar
3z2-r25.614
x2-y22.170
xy-1.597
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.162 -0.000 0.000
y -0.000 4.976 0.000
z 0.000 0.000 3.146


<r2> (average value of r2) Å2
<r2> 68.928
(<r2>)1/2 8.302