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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: HSEh1PBE/6-31G**

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/6-31G**
 hartrees
Energy at 0K-451.134090
Energy at 298.15K-451.136484
HF Energy-451.134090
Nuclear repulsion energy252.854218
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/6-31G**
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' 2998 2861 54.96      
2 A' 1905 1818 85.12      
3 A' 1422 1357 46.26      
4 A' 1356 1294 145.74      
5 A' 1248 1191 182.71      
6 A' 864 825 35.66      
7 A' 711 678 36.36      
8 A' 527 503 15.86      
9 A' 432 412 3.83      
10 A' 251 239 6.30      
11 A" 1243 1186 277.97      
12 A" 992 947 8.67      
13 A" 527 503 1.50      
14 A" 303 290 0.93      
15 A" 71 68 11.86      

Unscaled Zero Point Vibrational Energy (zpe) 7424.6 cm-1
Scaled (by 0.9543) Zero Point Vibrational Energy (zpe) 7085.3 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/6-31G**
ABC
0.18249 0.09997 0.09825

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.019 0.361 0.000
C2 0.502 -1.093 0.000
O3 -0.256 -2.021 0.000
F4 -1.302 0.448 0.000
F5 0.502 0.984 1.085
F6 0.502 0.984 -1.085
H7 1.605 -1.192 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.53242.39801.32461.34081.34082.2196
C21.53241.19822.37262.34362.34361.1075
O32.39801.19822.68093.28373.28372.0376
F41.32462.37262.68092.17272.17273.3378
F51.34082.34363.28372.17272.16942.6701
F61.34082.34363.28372.17272.16942.6701
H72.21961.10752.03763.33782.67012.6701

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 122.387 C1 C2 H7 113.474
C2 C1 F4 112.090 C2 C1 F5 109.128
C2 C1 F6 109.128 O3 C2 H7 124.139
F4 C1 F5 109.204 F4 C1 F6 109.204
F5 C1 F6 107.998
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.775      
2 C 0.193      
3 O -0.345      
4 F -0.240      
5 F -0.260      
6 F -0.260      
7 H 0.137      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.597 0.310 0.000 1.627
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.864 -2.511 0.000
y -2.511 -34.874 0.000
z 0.000 0.000 -30.705
Traceless
 xyz
x 2.926 -2.511 0.000
y -2.511 -4.590 0.000
z 0.000 0.000 1.664
Polar
3z2-r23.329
x2-y25.010
xy-2.511
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.803 0.344 0.000
y 0.344 3.996 0.000
z 0.000 0.000 2.762


<r2> (average value of r2) Å2
<r2> 126.754
(<r2>)1/2 11.259