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All results from a given calculation for CCl3CHO (trichloroacetaldehyde)

using model chemistry: B1B95/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/3-21G*
 hartrees
Energy at 0K-1525.555091
Energy at 298.15K-1525.556569
HF Energy-1525.555091
Nuclear repulsion energy431.112410
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 B1B95/3-21G*
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' 3047 2909 23.84      
2 A' 1790 1710 93.37      
3 A' 1410 1346 7.13      
4 A' 997 952 36.28      
5 A' 842 804 89.79      
6 A' 635 607 74.88      
7 A' 442 422 4.07      
8 A' 319 305 3.77      
9 A' 267 255 2.18      
10 A' 204 195 3.45      
11 A" 1046 999 30.03      
12 A" 706 674 138.65      
13 A" 334 319 3.46      
14 A" 246 235 1.32      
15 A" 97 93 6.30      

Unscaled Zero Point Vibrational Energy (zpe) 6191.2 cm-1
Scaled (by 0.9549) Zero Point Vibrational Energy (zpe) 5912.0 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 B1B95/3-21G*
ABC
0.06192 0.05447 0.05003

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.042 0.048 0.000
C2 0.928 -1.216 0.000
O3 0.486 -2.344 0.000
Cl4 -1.660 -0.384 0.000
Cl5 0.486 0.977 1.464
Cl6 0.486 0.977 -1.464
H7 1.992 -0.946 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 Cl4 Cl5 Cl6 H7
C11.54332.43301.75611.79001.79002.1886
C21.54331.21182.71842.67352.67351.0974
O32.43301.21182.90663.62983.62982.0544
Cl41.75612.71842.90662.93322.93323.6949
Cl51.79002.67353.62982.93322.92762.8478
Cl61.79002.67353.62982.93322.92762.8478
H72.18861.09742.05443.69492.84782.8478

picture of trichloroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 123.588 C1 C2 H7 110.825
C2 C1 Cl4 110.791 C2 C1 Cl5 106.421
C2 C1 Cl6 106.421 O3 C2 H7 125.586
Cl4 C1 Cl5 111.613 Cl4 C1 Cl6 111.613
Cl5 C1 Cl6 109.726
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.548      
2 C 0.315      
3 O -0.361      
4 Cl 0.139      
5 Cl 0.105      
6 Cl 0.105      
7 H 0.246      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.278 0.731 0.000 1.473
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -51.564 -0.607 0.000
y -0.607 -59.784 0.000
z 0.000 0.000 -53.885
Traceless
 xyz
x 5.270 -0.607 0.000
y -0.607 -7.060 0.000
z 0.000 0.000 1.790
Polar
3z2-r23.579
x2-y28.220
xy-0.607
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.429 1.030 0.000
y 1.030 7.349 0.000
z 0.000 0.000 7.277


<r2> (average value of r2) Å2
<r2> 261.907
(<r2>)1/2 16.184