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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: HSEh1PBE/STO-3G

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/STO-3G
 hartrees
Energy at 0K-444.845246
Energy at 298.15K-444.846924
HF Energy-444.845246
Nuclear repulsion energy241.734145
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/STO-3G
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' 3235 2857 21.44      
2 A' 1872 1653 17.14      
3 A' 1461 1291 47.32      
4 A' 1331 1176 62.93      
5 A' 1174 1037 73.30      
6 A' 821 725 5.33      
7 A' 654 578 24.88      
8 A' 470 415 9.45      
9 A' 384 339 2.33      
10 A' 195 172 2.08      
11 A" 1305 1152 122.45      
12 A" 905 799 0.64      
13 A" 466 412 1.52      
14 A" 258 228 0.96      
15 A" 35 31 4.59      

Unscaled Zero Point Vibrational Energy (zpe) 7283.6 cm-1
Scaled (by 0.8831) Zero Point Vibrational Energy (zpe) 6432.2 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/STO-3G
ABC
0.16798 0.09055 0.08914

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.028 0.386 0.000
C2 0.521 -1.158 0.000
O3 -0.258 -2.126 0.000
F4 -1.360 0.467 0.000
F5 0.521 1.038 1.132
F6 0.521 1.038 -1.132
H7 1.640 -1.252 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.62092.52821.38971.39651.39652.2990
C21.62091.24222.48502.47072.47071.1235
O32.52821.24222.81693.44943.44942.0894
F41.38972.48502.81692.26822.26823.4576
F51.39652.47073.44942.26822.26442.7896
F61.39652.47073.44942.26822.26442.7896
H72.29901.12352.08943.45762.78962.7896

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 123.478 C1 C2 H7 112.535
C2 C1 F4 111.027 C2 C1 F5 109.715
C2 C1 F6 109.715 O3 C2 H7 123.987
F4 C1 F5 108.996 F4 C1 F6 108.996
F5 C1 F6 108.342
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.276      
2 C 0.063      
3 O -0.139      
4 F -0.090      
5 F -0.095      
6 F -0.095      
7 H 0.081      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.057 0.210 0.000 1.078
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.174 -1.791 0.000
y -1.791 -30.396 0.000
z 0.000 0.000 -27.539
Traceless
 xyz
x 1.794 -1.791 0.000
y -1.791 -3.039 0.000
z 0.000 0.000 1.246
Polar
3z2-r22.492
x2-y23.222
xy-1.791
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.289 0.305 0.000
y 0.305 2.661 0.000
z 0.000 0.000 1.581


<r2> (average value of r2) Å2
<r2> 135.187
(<r2>)1/2 11.627