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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: B3PW91/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 B3PW91/STO-3G
 hartrees
Energy at 0K-445.063848
Energy at 298.15K-445.065481
HF Energy-445.063848
Nuclear repulsion energy240.820564
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 B3PW91/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' 3198 2830 24.16      
2 A' 1847 1635 18.61      
3 A' 1449 1282 44.92      
4 A' 1313 1162 66.46      
5 A' 1151 1019 72.70      
6 A' 806 714 5.15      
7 A' 647 573 24.50      
8 A' 464 411 8.96      
9 A' 379 335 2.22      
10 A' 195 173 2.00      
11 A" 1285 1137 122.71      
12 A" 892 789 0.57      
13 A" 462 409 1.32      
14 A" 255 226 1.01      
15 A" 31 27 4.46      

Unscaled Zero Point Vibrational Energy (zpe) 7186.9 cm-1
Scaled (by 0.885) Zero Point Vibrational Energy (zpe) 6360.4 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 B3PW91/STO-3G
ABC
0.16683 0.08976 0.08835

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.027 0.389 0.000
C2 0.522 -1.164 0.000
O3 -0.256 -2.137 0.000
F4 -1.365 0.472 0.000
F5 0.522 1.042 1.136
F6 0.522 1.042 -1.136
H7 1.644 -1.257 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.63042.54121.39391.40101.40102.3079
C21.63041.24532.49762.48172.48171.1261
O32.54121.24532.83443.46413.46412.0942
F41.39392.49762.83442.27512.27513.4706
F51.40102.48173.46412.27512.27192.7993
F61.40102.48173.46412.27512.27192.7993
H72.30791.12612.09423.47062.79932.7993

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 123.628 C1 C2 H7 112.412
C2 C1 F4 111.112 C2 C1 F5 109.677
C2 C1 F6 109.677 O3 C2 H7 123.960
F4 C1 F5 108.982 F4 C1 F6 108.982
F5 C1 F6 108.358
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.269      
2 C 0.063      
3 O -0.139      
4 F -0.087      
5 F -0.092      
6 F -0.092      
7 H 0.079      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.041 0.232 0.000 1.067
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.144 -1.775 0.000
y -1.775 -30.370 0.000
z 0.000 0.000 -27.509
Traceless
 xyz
x 1.796 -1.775 0.000
y -1.775 -3.044 0.000
z 0.000 0.000 1.248
Polar
3z2-r22.496
x2-y23.226
xy-1.775
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.320 0.292 0.000
y 0.292 2.730 0.000
z 0.000 0.000 1.607


<r2> (average value of r2) Å2
<r2> 136.163
(<r2>)1/2 11.669