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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: PBEPBE/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 PBEPBE/cc-pVDZ
 hartrees
Energy at 0K-451.124484
Energy at 298.15K-451.126721
HF Energy-451.124484
Nuclear repulsion energy249.661321
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/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' 2841 2825 75.63      
2 A' 1803 1792 91.01      
3 A' 1343 1335 31.20      
4 A' 1262 1255 143.86      
5 A' 1152 1145 186.59      
6 A' 809 804 38.45      
7 A' 675 672 29.18      
8 A' 501 498 13.71      
9 A' 410 407 3.84      
10 A' 233 231 5.18      
11 A" 1135 1128 270.01      
12 A" 935 929 16.25      
13 A" 503 500 0.73      
14 A" 285 283 0.52      
15 A" 74 74 8.82      

Unscaled Zero Point Vibrational Energy (zpe) 6979.9 cm-1
Scaled (by 0.9942) Zero Point Vibrational Energy (zpe) 6939.4 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/cc-pVDZ
ABC
0.17776 0.09743 0.09573

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.017 0.361 0.000
C2 0.506 -1.105 0.000
O3 -0.248 -2.050 0.000
F4 -1.322 0.457 0.000
F5 0.506 0.997 1.099
F6 0.506 0.997 -1.099
H7 1.631 -1.185 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.54612.42641.34201.36041.36042.2357
C21.54611.20942.40442.37162.37161.1277
O32.42641.20942.72743.32583.32582.0687
F41.34202.40442.72742.20032.20033.3787
F51.36042.37163.32582.20032.19762.6894
F61.36042.37163.32582.20032.19762.6894
H72.23571.12772.06873.37872.68942.6894

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 122.954 C1 C2 H7 112.538
C2 C1 F4 112.530 C2 C1 F5 109.202
C2 C1 F6 109.202 O3 C2 H7 124.508
F4 C1 F5 109.022 F4 C1 F6 109.022
F5 C1 F6 107.749
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.378      
2 C 0.096      
3 O -0.118      
4 F -0.111      
5 F -0.135      
6 F -0.135      
7 H 0.025      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.352 0.187 0.000 1.364
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.315 -2.118 0.000
y -2.118 -34.759 0.000
z 0.000 0.000 -30.951
Traceless
 xyz
x 2.541 -2.118 0.000
y -2.118 -4.126 0.000
z 0.000 0.000 1.585
Polar
3z2-r23.171
x2-y24.444
xy-2.118
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.988 0.314 0.000
y 0.314 4.157 0.000
z 0.000 0.000 2.830


<r2> (average value of r2) Å2
<r2> 129.665
(<r2>)1/2 11.387