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

using model chemistry: B3PW91/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/cc-pVTZ
 hartrees
Energy at 0K-526.802751
Energy at 298.15K-526.805991
HF Energy-526.802751
Nuclear repulsion energy337.216099
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 B3PW91/cc-pVTZ
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' 3765 3620 89.85      
2 A' 1880 1808 285.13      
3 A' 1424 1369 34.18      
4 A' 1268 1219 106.13      
5 A' 1215 1168 257.90      
6 A' 1152 1108 301.87      
7 A' 803 772 3.14      
8 A' 671 645 73.76      
9 A' 589 566 8.01      
10 A' 424 408 0.02      
11 A' 388 373 1.95      
12 A' 236 227 1.35      
13 A" 1191 1146 287.43      
14 A" 796 766 41.35      
15 A" 604 581 91.17      
16 A" 508 489 2.35      
17 A" 242 233 0.03      
18 A" 32 31 1.67      

Unscaled Zero Point Vibrational Energy (zpe) 8593.9 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 8263.9 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 B3PW91/cc-pVTZ
ABC
0.12905 0.08319 0.06907

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.087 0.594 0.000
C2 -0.292 -0.906 0.000
O3 0.811 -1.654 0.000
O4 -1.417 -1.304 0.000
F5 -1.005 1.343 0.000
F6 0.811 0.890 1.083
F7 0.811 0.890 -1.083
H8 0.534 -2.581 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 F5 F6 F7 H8
C11.54692.36122.42121.32431.33651.33653.2064
C21.54691.33241.19322.35992.37032.37031.8678
O32.36121.33242.25503.50432.76532.76530.9681
O42.42121.19322.25502.67943.30953.30952.3318
F51.32432.35993.50432.67942.16232.16234.2157
F61.33652.37032.76533.30952.16232.16693.6476
F71.33652.37032.76533.30952.16232.16693.6476
H83.20641.86780.96812.33184.21573.64763.6476

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 109.958 C1 C2 O4 123.650
C2 C1 F5 110.314 C2 C1 F6 110.366
C2 C1 F7 110.366 C2 O3 H8 107.508
O3 C2 O4 126.392 F5 C1 F6 108.711
F5 C1 F7 108.711 F6 C1 F7 108.317
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.498      
2 C 0.185      
3 O -0.221      
4 O -0.254      
5 F -0.132      
6 F -0.151      
7 F -0.151      
8 H 0.225      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.099 -1.879 0.000 2.177
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.471 -2.746 0.000
y -2.746 -30.703 0.000
z 0.000 0.000 -36.457
Traceless
 xyz
x -7.891 -2.746 0.000
y -2.746 8.261 0.000
z 0.000 0.000 -0.369
Polar
3z2-r2-0.739
x2-y2-10.768
xy-2.746
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.136 0.004 0.000
y 0.004 5.028 0.000
z 0.000 0.000 3.615


<r2> (average value of r2) Å2
<r2> 166.535
(<r2>)1/2 12.905