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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: B3PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31G*
 hartrees
Energy at 0K-451.367573
Energy at 298.15K-451.369926
HF Energy-451.367573
Nuclear repulsion energy252.191387
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 B3PW91/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 2995 2865 60.77      
2 A' 1888 1806 85.64      
3 A' 1423 1361 39.71      
4 A' 1339 1281 142.23      
5 A' 1233 1180 188.55      
6 A' 855 818 36.45      
7 A' 705 674 35.40      
8 A' 522 500 15.47      
9 A' 427 409 3.82      
10 A' 249 238 6.10      
11 A" 1225 1172 274.63      
12 A" 986 943 10.04      
13 A" 524 501 1.34      
14 A" 302 289 0.94      
15 A" 70 67 11.73      

Unscaled Zero Point Vibrational Energy (zpe) 7371.1 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 7051.9 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 B3PW91/6-31G*
ABC
0.18153 0.09938 0.09767

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.018 0.363 0.000
C2 0.503 -1.096 0.000
O3 -0.253 -2.028 0.000
F4 -1.306 0.451 0.000
F5 0.503 0.987 1.088
F6 0.503 0.987 -1.088
H7 1.606 -1.194 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.53682.40611.32771.34431.34432.2234
C21.53681.20012.38022.34952.34951.1079
O32.40611.20012.69383.29303.29302.0379
F41.32772.38022.69382.17782.17783.3450
F51.34432.34953.29302.17782.17532.6750
F61.34432.34953.29302.17782.17532.6750
H72.22341.10792.03793.34502.67502.6750

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 122.605 C1 C2 H7 113.441
C2 C1 F4 112.190 C2 C1 F5 109.092
C2 C1 F6 109.092 O3 C2 H7 123.954
F4 C1 F5 109.184 F4 C1 F6 109.184
F5 C1 F6 108.009
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.779      
2 C 0.142      
3 O -0.337      
4 F -0.240      
5 F -0.259      
6 F -0.259      
7 H 0.175      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.588 0.313 0.000 1.618
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.836 -2.498 0.000
y -2.498 -34.863 0.000
z 0.000 0.000 -30.682
Traceless
 xyz
x 2.936 -2.498 0.000
y -2.498 -4.603 0.000
z 0.000 0.000 1.667
Polar
3z2-r23.334
x2-y25.027
xy-2.498
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.809 0.342 0.000
y 0.342 4.025 0.000
z 0.000 0.000 2.770


<r2> (average value of r2) Å2
<r2> 127.357
(<r2>)1/2 11.285