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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: PBEPBE/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/6-31+G**
 hartrees
Energy at 0K-451.127520
Energy at 298.15K-451.129718
HF Energy-451.127520
Nuclear repulsion energy248.987203
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 PBEPBE/6-31+G**
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' 2897 2864 50.73      
2 A' 1796 1775 98.63      
3 A' 1356 1340 26.76      
4 A' 1245 1231 130.91      
5 A' 1129 1117 207.73      
6 A' 804 795 41.67      
7 A' 670 662 30.22      
8 A' 494 488 15.35      
9 A' 404 399 4.49      
10 A' 237 234 5.16      
11 A" 1104 1091 294.47      
12 A" 930 920 21.58      
13 A" 496 491 0.50      
14 A" 289 286 1.30      
15 A" 70 69 12.45      

Unscaled Zero Point Vibrational Energy (zpe) 6959.5 cm-1
Scaled (by 0.9886) Zero Point Vibrational Energy (zpe) 6880.1 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 PBEPBE/6-31+G**
ABC
0.17667 0.09685 0.09520

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.015 0.361 0.000
C2 0.508 -1.111 0.000
O3 -0.250 -2.056 0.000
F4 -1.325 0.466 0.000
F5 0.508 0.997 1.103
F6 0.508 0.997 -1.103
H7 1.622 -1.203 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.55232.43131.34411.36521.36522.2418
C21.55231.21142.41792.37922.37921.1169
O32.43131.21142.74113.33343.33342.0564
F41.34412.41792.74112.20422.20423.3860
F51.36522.37923.33342.20422.20542.7011
F61.36522.37923.33342.20422.20542.7011
H72.24181.11692.05643.38602.70112.7011

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 122.738 C1 C2 H7 113.246
C2 C1 F4 112.989 C2 C1 F5 109.100
C2 C1 F6 109.100 O3 C2 H7 124.016
F4 C1 F5 108.886 F4 C1 F6 108.886
F5 C1 F6 107.747
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.737      
2 C 0.107      
3 O -0.262      
4 F -0.259      
5 F -0.247      
6 F -0.247      
7 H 0.171      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.679 0.082 0.000 1.681
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.272 -2.768 0.000
y -2.768 -36.327 0.000
z 0.000 0.000 -32.295
Traceless
 xyz
x 3.039 -2.768 0.000
y -2.768 -4.544 0.000
z 0.000 0.000 1.505
Polar
3z2-r23.010
x2-y25.055
xy-2.768
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.877 0.401 0.000
y 0.401 5.290 0.000
z 0.000 0.000 3.810


<r2> (average value of r2) Å2
<r2> 131.108
(<r2>)1/2 11.450