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

using model chemistry: PBE1PBE/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 PBE1PBE/cc-pVDZ
 hartrees
Energy at 0K-526.312090
Energy at 298.15K-526.315336
HF Energy-526.312090
Nuclear repulsion energy337.551036
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 PBE1PBE/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' 3760 3615 95.67      
2 A' 1921 1847 280.93      
3 A' 1463 1407 43.00      
4 A' 1304 1254 163.83      
5 A' 1241 1194 218.19      
6 A' 1180 1135 306.79      
7 A' 811 780 4.66      
8 A' 673 647 78.30      
9 A' 593 570 9.08      
10 A' 428 411 0.08      
11 A' 393 378 1.96      
12 A' 232 223 1.36      
13 A" 1236 1188 308.64      
14 A" 803 772 41.29      
15 A" 617 593 95.44      
16 A" 510 490 1.20      
17 A" 238 229 0.05      
18 A" 26 25 1.52      

Unscaled Zero Point Vibrational Energy (zpe) 8714.0 cm-1
Scaled (by 0.9615) Zero Point Vibrational Energy (zpe) 8378.5 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 PBE1PBE/cc-pVDZ
ABC
0.12900 0.08363 0.06931

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.087 0.590 0.000
C2 -0.289 -0.901 0.000
O3 0.812 -1.649 0.000
O4 -1.418 -1.300 0.000
F5 -1.007 1.339 0.000
F6 0.812 0.888 1.082
F7 0.812 0.888 -1.082
H8 0.517 -2.576 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 F5 F6 F7 H8
C11.53742.35362.41591.32521.33641.33643.1952
C21.53741.33121.19742.35162.36292.36291.8591
O32.35361.33122.25693.49772.75852.75850.9728
O42.41591.19742.25692.67053.30623.30622.3176
F51.32522.35163.49772.67052.16362.16364.2008
F61.33642.36292.75853.30622.16362.16473.6414
F71.33642.36292.75853.30622.16362.16473.6414
H83.19521.85910.97282.31764.20083.64143.6414

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 110.057 C1 C2 O4 123.630
C2 C1 F5 110.246 C2 C1 F6 110.421
C2 C1 F7 110.421 C2 O3 H8 106.552
O3 C2 O4 126.312 F5 C1 F6 108.759
F5 C1 F7 108.759 F6 C1 F7 108.177
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.532      
2 C 0.124      
3 O -0.157      
4 O -0.211      
5 F -0.144      
6 F -0.160      
7 F -0.160      
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
  1.025 -1.893 0.000 2.152
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -40.989 -2.602 0.000
y -2.602 -30.393 0.000
z 0.000 0.000 -36.041
Traceless
 xyz
x -7.772 -2.602 0.000
y -2.602 8.122 0.000
z 0.000 0.000 -0.350
Polar
3z2-r2-0.700
x2-y2-10.596
xy-2.602
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.410 -0.028 0.000
y -0.028 4.257 0.000
z 0.000 0.000 2.881


<r2> (average value of r2) Å2
<r2> 165.800
(<r2>)1/2 12.876