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

using model chemistry: B3LYPultrafine/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYPultrafine/6-31G*
 hartrees
Energy at 0K-526.782364
Energy at 298.15K-526.785518
HF Energy-526.782364
Nuclear repulsion energy335.691763
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 B3LYPultrafine/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' 3681 3526 70.07      
2 A' 1887 1808 255.00      
3 A' 1435 1374 27.66      
4 A' 1289 1235 98.23      
5 A' 1233 1181 250.82      
6 A' 1158 1110 308.28      
7 A' 797 763 4.12      
8 A' 663 635 74.90      
9 A' 583 559 8.36      
10 A' 421 403 0.02      
11 A' 388 372 1.97      
12 A' 235 226 1.32      
13 A" 1220 1169 274.70      
14 A" 785 752 46.96      
15 A" 619 593 101.03      
16 A" 500 479 0.80      
17 A" 236 226 0.05      
18 A" 23 22 1.39      

Unscaled Zero Point Vibrational Energy (zpe) 8575.3 cm-1
Scaled (by 0.958) Zero Point Vibrational Energy (zpe) 8215.1 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 B3LYPultrafine/6-31G*
ABC
0.12739 0.08279 0.06863

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.087 0.595 0.000
C2 -0.293 -0.902 0.000
O3 0.816 -1.657 0.000
O4 -1.425 -1.307 0.000
F5 -1.013 1.348 0.000
F6 0.816 0.889 1.090
F7 0.816 0.889 -1.090
H8 0.527 -2.590 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 F5 F6 F7 H8
C11.54412.36632.42961.33341.34411.34413.2143
C21.54411.34151.20252.36262.37222.37221.8762
O32.36631.34152.26843.51772.76962.76960.9766
O42.42961.20252.26842.68713.32193.32192.3359
F51.33342.36263.51772.68712.17792.17794.2282
F61.34412.37222.76963.32192.17792.18053.6572
F71.34412.37222.76963.32192.17792.18053.6572
H83.21431.87620.97662.33594.22823.65723.6572

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 109.977 C1 C2 O4 123.932
C2 C1 F5 110.166 C2 C1 F6 110.248
C2 C1 F7 110.248 C2 O3 H8 107.016
O3 C2 O4 126.090 F5 C1 F6 108.861
F5 C1 F7 108.861 F6 C1 F7 108.414
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.798      
2 C 0.473      
3 O -0.543      
4 O -0.418      
5 F -0.239      
6 F -0.249      
7 F -0.249      
8 H 0.428      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.019 -1.790 0.000 2.059
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -40.992 -2.600 0.000
y -2.600 -30.084 0.000
z 0.000 0.000 -35.819
Traceless
 xyz
x -8.041 -2.600 0.000
y -2.600 8.322 0.000
z 0.000 0.000 -0.281
Polar
3z2-r2-0.562
x2-y2-10.909
xy-2.600
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.595 -0.017 0.000
y -0.017 4.475 0.000
z 0.000 0.000 2.984


<r2> (average value of r2) Å2
<r2> 167.210
(<r2>)1/2 12.931