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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: PBEPBE/cc-pVTZ

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-pVTZ
 hartrees
Energy at 0K-451.275913
Energy at 298.15K-451.278167
HF Energy-451.275913
Nuclear repulsion energy250.165012
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-pVTZ
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' 2850 2830 65.07      
2 A' 1794 1781 92.45      
3 A' 1354 1345 26.03      
4 A' 1246 1238 129.38      
5 A' 1135 1127 187.75      
6 A' 809 803 36.02      
7 A' 680 675 30.86      
8 A' 501 497 13.34      
9 A' 408 405 3.83      
10 A' 238 237 5.16      
11 A" 1111 1104 258.02      
12 A" 935 929 21.71      
13 A" 506 502 0.47      
14 A" 289 287 0.88      
15 A" 74 73 10.63      

Unscaled Zero Point Vibrational Energy (zpe) 6963.9 cm-1
Scaled (by 0.9931) Zero Point Vibrational Energy (zpe) 6915.8 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-pVTZ
ABC
0.17848 0.09765 0.09597

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.014 0.362 0.000
C2 0.505 -1.107 0.000
O3 -0.243 -2.049 0.000
F4 -1.319 0.463 0.000
F5 0.505 0.994 1.097
F6 0.505 0.994 -1.097
H7 1.618 -1.190 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.54922.42511.33711.35731.35732.2319
C21.54921.20302.40652.36972.36971.1161
O32.42511.20302.73243.31963.31962.0500
F41.33712.40652.73242.19352.19353.3700
F51.35732.36973.31962.19352.19392.6850
F61.35732.36973.31962.19352.19392.6850
H72.23191.11612.05003.37002.68502.6850

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 123.072 C1 C2 H7 112.720
C2 C1 F4 112.770 C2 C1 F5 109.062
C2 C1 F6 109.062 O3 C2 H7 124.208
F4 C1 F5 108.996 F4 C1 F6 108.996
F5 C1 F6 107.836
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.427      
2 C 0.058      
3 O -0.162      
4 F -0.111      
5 F -0.136      
6 F -0.136      
7 H 0.059      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.500 0.202 0.000 1.514
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.695 -2.415 0.000
y -2.415 -35.453 0.000
z 0.000 0.000 -31.505
Traceless
 xyz
x 2.784 -2.415 0.000
y -2.415 -4.353 0.000
z 0.000 0.000 1.569
Polar
3z2-r23.137
x2-y24.758
xy-2.415
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.501 0.308 0.000
y 0.308 4.816 0.000
z 0.000 0.000 3.466


<r2> (average value of r2) Å2
<r2> 129.698
(<r2>)1/2 11.389