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

using model chemistry: B1B95/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/cc-pVDZ
 hartrees
Energy at 0K-526.708794
Energy at 298.15K-526.711988
HF Energy-526.708794
Nuclear repulsion energy337.533628
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 B1B95/cc-pVDZ
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' 3742 3596 92.95      
2 A' 1913 1839 278.16      
3 A' 1453 1396 41.97      
4 A' 1294 1244 167.34      
5 A' 1232 1184 214.11      
6 A' 1171 1126 305.34      
7 A' 806 775 4.38      
8 A' 667 641 78.17      
9 A' 588 566 9.51      
10 A' 424 408 0.10      
11 A' 388 373 2.01      
12 A' 225 217 1.32      
13 A" 1227 1179 308.44      
14 A" 795 765 40.57      
15 A" 613 589 94.41      
16 A" 505 485 1.11      
17 A" 232 223 0.05      
18 A" 22 21 1.47      

Unscaled Zero Point Vibrational Energy (zpe) 8649.1 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 8313.5 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 B1B95/cc-pVDZ
ABC
0.12887 0.08370 0.06933

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.087 0.589 0.000
C2 -0.290 -0.901 0.000
O3 0.812 -1.649 0.000
O4 -1.419 -1.299 0.000
F5 -1.008 1.337 0.000
F6 0.812 0.888 1.083
F7 0.812 0.888 -1.083
H8 0.519 -2.576 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 F5 F6 F7 H8
C11.53662.35232.41451.32581.33691.33693.1947
C21.53661.33181.19702.34982.36352.36351.8606
O32.35231.33182.25813.49642.75812.75810.9728
O42.41451.19702.25812.66713.30613.30612.3211
F51.32582.34983.49642.66712.16482.16484.2004
F61.33692.36352.75813.30612.16482.16503.6414
F71.33692.36352.75813.30612.16482.16503.6414
H83.19471.86060.97282.32114.20043.64143.6414

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 109.983 C1 C2 O4 123.606
C2 C1 F5 110.137 C2 C1 F6 110.480
C2 C1 F7 110.480 C2 O3 H8 106.641
O3 C2 O4 126.411 F5 C1 F6 108.777
F5 C1 F7 108.777 F6 C1 F7 108.133
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.509      
2 C 0.117      
3 O -0.151      
4 O -0.202      
5 F -0.139      
6 F -0.156      
7 F -0.156      
8 H 0.176      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.006 -1.918 0.000 2.166
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -40.856 -2.583 0.000
y -2.583 -30.306 0.000
z 0.000 0.000 -35.952
Traceless
 xyz
x -7.727 -2.583 0.000
y -2.583 8.099 0.000
z 0.000 0.000 -0.371
Polar
3z2-r2-0.743
x2-y2-10.550
xy-2.583
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.425 -0.029 0.000
y -0.029 4.288 0.000
z 0.000 0.000 2.885


<r2> (average value of r2) Å2
<r2> 165.709
(<r2>)1/2 12.873