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

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/cc-pVDZ
 hartrees
Energy at 0K-526.314712
Energy at 298.15K-526.317744
HF Energy-526.314712
Nuclear repulsion energy333.345702
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 PBEPBEultrafine/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' 3572 3551 57.58      
2 A' 1817 1807 236.16      
3 A' 1374 1366 23.64      
4 A' 1224 1217 85.94      
5 A' 1168 1162 261.20      
6 A' 1108 1101 280.68      
7 A' 764 759 4.88      
8 A' 639 635 66.99      
9 A' 560 557 7.21      
10 A' 404 402 0.07      
11 A' 374 372 1.61      
12 A' 223 221 1.28      
13 A" 1146 1139 288.08      
14 A" 760 755 41.40      
15 A" 607 603 75.53      
16 A" 485 482 0.85      
17 A" 226 224 0.01      
18 A" 19 19 1.32      

Unscaled Zero Point Vibrational Energy (zpe) 8233.6 cm-1
Scaled (by 0.9942) Zero Point Vibrational Energy (zpe) 8185.9 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 PBEPBEultrafine/cc-pVDZ
ABC
0.12554 0.08172 0.06771

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.088 0.594 0.000
C2 -0.295 -0.909 0.000
O3 0.823 -1.665 0.000
O4 -1.437 -1.317 0.000
F5 -1.020 1.354 0.000
F6 0.823 0.898 1.098
F7 0.823 0.898 -1.098
H8 0.508 -2.599 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 F5 F6 F7 H8
C11.55042.37522.44421.34381.35601.35603.2201
C21.55041.35051.21192.37582.39162.39161.8717
O32.37521.35052.28663.53722.78782.78780.9858
O42.44421.21192.28662.70323.34923.34922.3293
F51.34382.37583.53722.70322.19372.19374.2381
F61.35602.39162.78783.34922.19372.19583.6785
F71.35602.39162.78783.34922.19372.19583.6785
H83.22011.87170.98582.32934.23813.67853.6785

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 109.736 C1 C2 O4 124.007
C2 C1 F5 110.142 C2 C1 F6 110.572
C2 C1 F7 110.572 C2 O3 H8 105.410
O3 C2 O4 126.256 F5 C1 F6 108.683
F5 C1 F7 108.683 F6 C1 F7 108.126
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.427      
2 C 0.075      
3 O -0.121      
4 O -0.175      
5 F -0.113      
6 F -0.129      
7 F -0.129      
8 H 0.165      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.975 -1.818 0.000 2.063
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -40.653 -2.529 0.000
y -2.529 -30.506 0.000
z 0.000 0.000 -36.019
Traceless
 xyz
x -7.390 -2.529 0.000
y -2.529 7.830 0.000
z 0.000 0.000 -0.440
Polar
3z2-r2-0.880
x2-y2-10.147
xy-2.529
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.674 -0.056 0.000
y -0.056 4.687 0.000
z 0.000 0.000 3.033


<r2> (average value of r2) Å2
<r2> 169.217
(<r2>)1/2 13.008