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

using model chemistry: HSEh1PBE/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 HSEh1PBE/cc-pVDZ
 hartrees
Energy at 0K-526.356512
Energy at 298.15K-526.359753
HF Energy-526.356512
Nuclear repulsion energy337.445846
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-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' 3754 3611 95.00      
2 A' 1918 1845 280.49      
3 A' 1460 1405 42.10      
4 A' 1300 1250 150.43      
5 A' 1240 1193 231.04      
6 A' 1178 1133 307.28      
7 A' 809 778 4.91      
8 A' 673 647 77.66      
9 A' 592 569 8.88      
10 A' 427 411 0.07      
11 A' 392 377 1.92      
12 A' 233 224 1.38      
13 A" 1230 1183 308.27      
14 A" 802 771 41.72      
15 A" 616 593 94.95      
16 A" 508 489 1.14      
17 A" 238 229 0.05      
18 A" 26 25 1.53      

Unscaled Zero Point Vibrational Energy (zpe) 8697.4 cm-1
Scaled (by 0.9619) Zero Point Vibrational Energy (zpe) 8366.0 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-pVDZ
ABC
0.12889 0.08360 0.06928

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.086 0.590 0.000
C2 -0.290 -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 1.083
F7 0.812 0.888 -1.083
H8 0.518 -2.577 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 F5 F6 F7 H8
C11.53732.35342.41591.32601.33721.33723.1956
C21.53731.33161.19742.35242.36352.36351.8602
O32.35341.33162.25733.49862.75852.75850.9729
O42.41591.19742.25732.67163.30693.30692.3191
F51.32602.35243.49862.67162.16482.16484.2026
F61.33722.36352.75853.30692.16482.16603.6417
F71.33722.36352.75853.30692.16482.16603.6417
H83.19561.86020.97292.31914.20263.64173.6417

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 110.029 C1 C2 O4 123.651
C2 C1 F5 110.273 C2 C1 F6 110.422
C2 C1 F7 110.422 C2 O3 H8 106.613
O3 C2 O4 126.320 F5 C1 F6 108.749
F5 C1 F7 108.749 F6 C1 F7 108.168
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.527      
2 C 0.119      
3 O -0.155      
4 O -0.208      
5 F -0.142      
6 F -0.159      
7 F -0.159      
8 H 0.177      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.022 -1.899 0.000 2.156
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -40.984 -2.609 0.000
y -2.609 -30.400 0.000
z 0.000 0.000 -36.040
Traceless
 xyz
x -7.764 -2.609 0.000
y -2.609 8.112 0.000
z 0.000 0.000 -0.349
Polar
3z2-r2-0.697
x2-y2-10.584
xy-2.609
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.417 -0.028 0.000
y -0.028 4.268 0.000
z 0.000 0.000 2.885


<r2> (average value of r2) Å2
<r2> 165.872
(<r2>)1/2 12.879