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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: B3LYP/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 B3LYP/STO-3G
 hartrees
Energy at 0K-445.162868
Energy at 298.15K-445.164446
HF Energy-445.162868
Nuclear repulsion energy240.020793
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 B3LYP/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' 3172 2831 26.50      
2 A' 1824 1628 19.17      
3 A' 1439 1285 43.27      
4 A' 1297 1157 66.33      
5 A' 1133 1011 72.54      
6 A' 794 708 4.79      
7 A' 638 570 24.50      
8 A' 457 407 8.72      
9 A' 372 332 2.12      
10 A' 190 170 1.96      
11 A" 1269 1132 119.20      
12 A" 881 786 0.59      
13 A" 455 406 1.33      
14 A" 251 224 0.93      
15 A" 29 26 4.40      

Unscaled Zero Point Vibrational Energy (zpe) 7099.6 cm-1
Scaled (by 0.8924) Zero Point Vibrational Energy (zpe) 6335.7 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 B3LYP/STO-3G
ABC
0.16581 0.08911 0.08772

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.027 0.391 0.000
C2 0.524 -1.171 0.000
O3 -0.258 -2.143 0.000
F4 -1.369 0.473 0.000
F5 0.524 1.046 1.139
F6 0.524 1.046 -1.139
H7 1.647 -1.266 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.63922.55041.39821.40521.40522.3176
C21.63921.24792.50742.49282.49281.1272
O32.55041.24792.84283.47613.47612.0976
F41.39822.50742.84282.28242.28243.4817
F51.40522.49283.47612.28242.27882.8118
F61.40522.49283.47612.28242.27882.8118
H72.31761.12722.09763.48172.81182.8118

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 123.535 C1 C2 H7 112.491
C2 C1 F4 111.032 C2 C1 F5 109.696
C2 C1 F6 109.696 O3 C2 H7 123.974
F4 C1 F5 109.007 F4 C1 F6 109.007
F5 C1 F6 108.353
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.268      
2 C 0.068      
3 O -0.141      
4 F -0.087      
5 F -0.092      
6 F -0.092      
7 H 0.075      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.032 0.228 0.000 1.057
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.173 -1.779 0.000
y -1.779 -30.366 0.000
z 0.000 0.000 -27.511
Traceless
 xyz
x 1.766 -1.779 0.000
y -1.779 -3.024 0.000
z 0.000 0.000 1.258
Polar
3z2-r22.517
x2-y23.193
xy-1.779
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.350 0.284 0.000
y 0.284 2.781 0.000
z 0.000 0.000 1.623


<r2> (average value of r2) Å2
<r2> 136.999
(<r2>)1/2 11.705