return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: HSEh1PBE/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 HSEh1PBE/cc-pVTZ
 hartrees
Energy at 0K-526.528784
Energy at 298.15K-526.532058
HF Energy-526.528784
Nuclear repulsion energy338.022346
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 HSEh1PBE/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' 3785 3638 94.76      
2 A' 1899 1825 288.27      
3 A' 1441 1385 38.00      
4 A' 1283 1234 124.93      
5 A' 1228 1180 240.28      
6 A' 1165 1120 300.00      
7 A' 812 780 3.22      
8 A' 675 649 75.11      
9 A' 594 571 8.44      
10 A' 428 411 0.02      
11 A' 392 376 2.06      
12 A' 238 228 1.36      
13 A" 1210 1163 287.43      
14 A" 804 772 40.59      
15 A" 607 583 93.27      
16 A" 512 492 2.42      
17 A" 243 234 0.03      
18 A" 33 31 1.68      

Unscaled Zero Point Vibrational Energy (zpe) 8673.7 cm-1
Scaled (by 0.9611) Zero Point Vibrational Energy (zpe) 8336.2 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 HSEh1PBE/cc-pVTZ
ABC
0.12959 0.08365 0.06942

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.086 0.592 0.000
C2 -0.291 -0.904 0.000
O3 0.809 -1.649 0.000
O4 -1.415 -1.300 0.000
F5 -1.003 1.340 0.000
F6 0.809 0.887 1.081
F7 0.809 0.887 -1.081
H8 0.534 -2.576 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 F5 F6 F7 H8
C11.54292.35482.41571.32121.33321.33323.1994
C21.54291.32901.19142.35412.36362.36361.8644
O32.35481.32902.25103.49542.75692.75690.9668
O42.41571.19142.25102.67273.30143.30142.3287
F51.32122.35413.49542.67272.15772.15774.2066
F61.33322.36362.75693.30142.15772.16173.6381
F71.33322.36362.75693.30142.15772.16173.6381
H83.19941.86440.96682.32874.20663.63813.6381

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 109.939 C1 C2 O4 123.616
C2 C1 F5 110.318 C2 C1 F6 110.316
C2 C1 F7 110.316 C2 O3 H8 107.558
O3 C2 O4 126.445 F5 C1 F6 108.754
F5 C1 F7 108.754 F6 C1 F7 108.328
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.494      
2 C 0.175      
3 O -0.221      
4 O -0.251      
5 F -0.129      
6 F -0.149      
7 F -0.149      
8 H 0.229      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.108 -1.873 0.000 2.177
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.510 -2.753 0.000
y -2.753 -30.745 0.000
z 0.000 0.000 -36.493
Traceless
 xyz
x -7.891 -2.753 0.000
y -2.753 8.256 0.000
z 0.000 0.000 -0.365
Polar
3z2-r2-0.730
x2-y2-10.765
xy-2.753
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.089 0.004 0.000
y 0.004 4.979 0.000
z 0.000 0.000 3.587


<r2> (average value of r2) Å2
<r2> 165.841
(<r2>)1/2 12.878