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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: ROHF/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at ROHF/6-31+G**
 hartrees
Energy at 0K-449.501165
Energy at 298.15K-449.503857
HF Energy-449.501165
Nuclear repulsion energy255.738053
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 ROHF/6-31+G**
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' 3243 2775 34.80      
2 A' 2069 1771 131.17      
3 A' 1543 1320 69.38      
4 A' 1473 1261 176.12      
5 A' 1353 1158 251.33      
6 A' 928 794 46.59      
7 A' 768 657 51.50      
8 A' 575 492 22.23      
9 A' 471 403 4.83      
10 A' 280 240 7.97      
11 A" 1345 1151 345.25      
12 A" 1095 937 18.44      
13 A" 577 494 3.07      
14 A" 350 299 1.39      
15 A" 84 72 19.74      

Unscaled Zero Point Vibrational Energy (zpe) 8075.9 cm-1
Scaled (by 0.8559) Zero Point Vibrational Energy (zpe) 6912.2 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 ROHF/6-31+G**
ABC
0.18753 0.10178 0.09990

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.017 0.358 0.000
C2 0.496 -1.095 0.000
O3 -0.252 -2.005 0.000
F4 -1.285 0.462 0.000
F5 0.496 0.973 1.069
F6 0.496 0.973 -1.069
H7 1.580 -1.203 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.52942.37821.30611.32281.32282.2081
C21.52941.17782.36492.32812.32811.0895
O32.37821.17782.67453.25163.25161.9996
F41.30612.36492.67452.13852.13853.3128
F51.32282.32813.25162.13852.13722.6555
F61.32282.32813.25162.13852.13722.6555
H72.20811.08951.99963.31282.65552.6555

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 122.390 C1 C2 H7 113.893
C2 C1 F4 112.795 C2 C1 F5 109.207
C2 C1 F6 109.207 O3 C2 H7 123.716
F4 C1 F5 108.869 F4 C1 F6 108.869
F5 C1 F6 107.768
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 1.148      
2 C 0.157      
3 O -0.367      
4 F -0.409      
5 F -0.378      
6 F -0.378      
7 H 0.226      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.059 0.159 0.000 2.065
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.871 -3.254 0.000
y -3.254 -36.827 0.000
z 0.000 0.000 -32.048
Traceless
 xyz
x 3.567 -3.254 0.000
y -3.254 -5.368 0.000
z 0.000 0.000 1.801
Polar
3z2-r23.603
x2-y25.957
xy-3.254
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 125.623
(<r2>)1/2 11.208