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

using model chemistry: HF/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/LANL2DZ
 hartrees
Energy at 0K-524.276050
Energy at 298.15K-524.279405
HF Energy-524.276050
Nuclear repulsion energy333.980613
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 HF/LANL2DZ
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' 4026 3623 177.15      
2 A' 1951 1756 355.22      
3 A' 1530 1377 76.94      
4 A' 1321 1189 78.82      
5 A' 1276 1149 330.93      
6 A' 1186 1067 350.80      
7 A' 814 733 14.94      
8 A' 679 611 103.37      
9 A' 603 542 20.44      
10 A' 436 392 1.57      
11 A' 407 366 3.73      
12 A' 251 226 1.63      
13 A" 1257 1131 304.69      
14 A" 832 749 55.11      
15 A" 595 536 241.66      
16 A" 504 453 0.89      
17 A" 264 238 0.25      
18 A" 53 47 2.27      

Unscaled Zero Point Vibrational Energy (zpe) 8992.1 cm-1
Scaled (by 0.8999) Zero Point Vibrational Energy (zpe) 8091.9 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 HF/LANL2DZ
ABC
0.12531 0.08230 0.06828

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/LANL2DZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.079 0.578 0.000
C2 -0.294 -0.908 0.000
O3 0.817 -1.651 0.000
O4 -1.426 -1.309 0.000
F5 -1.026 1.362 0.000
F6 0.817 0.889 1.103
F7 0.817 0.889 -1.103
H8 0.693 -2.600 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 F5 F6 F7 H8
C11.53162.34772.41321.35541.36321.36323.2365
C21.53161.33661.20052.38492.38362.38361.9591
O32.34771.33662.26833.53202.76982.76980.9570
O42.41321.20052.26832.70063.32853.32852.4810
F51.35542.38493.53202.70062.19942.19944.3190
F61.36322.38362.76983.32852.19942.20633.6619
F71.36322.38362.76983.32852.19942.20633.6619
H83.23651.95910.95702.48104.31903.66193.6619

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 109.684 C1 C2 O4 123.626
C2 C1 F5 111.248 C2 C1 F6 110.717
C2 C1 F7 110.717 C2 O3 H8 116.358
O3 C2 O4 126.690 F5 C1 F6 107.999
F5 C1 F7 107.999 F6 C1 F7 108.037
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.771      
2 C 0.460      
3 O -0.576      
4 O -0.311      
5 F -0.264      
6 F -0.276      
7 F -0.276      
8 H 0.471      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.014 -2.925 0.000 3.096
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -45.911 -3.436 0.000
y -3.436 -31.662 0.000
z 0.000 0.000 -38.849
Traceless
 xyz
x -10.656 -3.436 0.000
y -3.436 10.718 0.000
z 0.000 0.000 -0.062
Polar
3z2-r2-0.124
x2-y2-14.249
xy-3.436
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.408 0.074 0.000
y 0.074 3.586 0.000
z 0.000 0.000 2.651


<r2> (average value of r2) Å2
<r2> 170.426
(<r2>)1/2 13.055