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All results from a given calculation for CF3COOH (trifluoroacetic acid)

using model chemistry: B3LYP/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/Def2TZVPP
 hartrees
Energy at 0K-527.033915
Energy at 298.15K-527.037123
HF Energy-527.033915
Nuclear repulsion energy336.227096
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/Def2TZVPP
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' 3744 3604 94.18      
2 A' 1859 1789 294.07      
3 A' 1405 1353 30.25      
4 A' 1251 1204 68.39      
5 A' 1198 1153 303.47      
6 A' 1138 1095 306.40      
7 A' 792 762 3.58      
8 A' 667 642 72.05      
9 A' 584 562 7.15      
10 A' 422 406 0.02      
11 A' 386 372 1.80      
12 A' 240 231 1.36      
13 A" 1165 1121 290.85      
14 A" 790 761 43.96      
15 A" 599 576 91.94      
16 A" 505 486 2.24      
17 A" 245 235 0.06      
18 A" 34 33 1.77      

Unscaled Zero Point Vibrational Energy (zpe) 8510.8 cm-1
Scaled (by 0.9626) Zero Point Vibrational Energy (zpe) 8192.5 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/Def2TZVPP
ABC
0.12831 0.08265 0.06868

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.088 0.598 0.000
C2 -0.292 -0.912 0.000
O3 0.810 -1.662 0.000
O4 -1.417 -1.306 0.000
F5 -1.007 1.345 0.000
F6 0.810 0.896 1.086
F7 0.810 0.896 -1.086
H8 0.555 -2.595 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 F5 F6 F7 H8
C11.55652.37222.42731.32631.33831.33833.2263
C21.55651.33321.19292.36792.37962.37961.8837
O32.37221.33322.25613.51402.77892.77890.9671
O42.42731.19292.25612.68303.31563.31562.3558
F51.32632.36793.51402.68302.16512.16514.2384
F61.33832.37962.77893.31562.16512.17303.6645
F71.33832.37962.77893.31562.16512.17303.6645
H83.22631.88370.96712.35584.23843.66453.6645

picture of trifluoroacetic acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 110.119 C1 C2 O4 123.432
C2 C1 F5 110.188 C2 C1 F6 110.345
C2 C1 F7 110.345 C2 O3 H8 108.913
O3 C2 O4 126.449 F5 C1 F6 108.682
F5 C1 F7 108.682 F6 C1 F7 108.549
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.510      
2 C 0.221      
3 O -0.236      
4 O -0.245      
5 F -0.148      
6 F -0.162      
7 F -0.162      
8 H 0.222      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.097 -1.945 0.000 2.234
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.180 -2.823 0.000
y -2.823 -31.229 0.000
z 0.000 0.000 -37.031
Traceless
 xyz
x -8.050 -2.823 0.000
y -2.823 8.376 0.000
z 0.000 0.000 -0.326
Polar
3z2-r2-0.653
x2-y2-10.951
xy-2.823
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.425 0.005 0.000
y 0.005 5.260 0.000
z 0.000 0.000 3.866


<r2> (average value of r2) Å2
<r2> 167.783
(<r2>)1/2 12.953