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All results from a given calculation for CCl3CHO (trichloroacetaldehyde)

using model chemistry: PBEPBE/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 PBEPBE/STO-3G
 hartrees
Energy at 0K-1514.810100
Energy at 298.15K-1514.810836
HF Energy-1514.810100
Nuclear repulsion energy413.175242
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 PBEPBE/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' 3142 2870 10.53      
2 A' 1780 1626 28.67      
3 A' 1368 1250 23.32      
4 A' 992 906 30.79      
5 A' 871 796 105.40      
6 A' 598 547 62.42      
7 A' 423 387 4.66      
8 A' 285 260 10.30      
9 A' 236 216 1.76      
10 A' 159 145 1.02      
11 A" 922 842 81.39      
12 A" 770 703 87.89      
13 A" 270 247 0.55      
14 A" 202 184 3.09      
15 A" 60 55 2.45      

Unscaled Zero Point Vibrational Energy (zpe) 6038.2 cm-1
Scaled (by 0.9136) Zero Point Vibrational Energy (zpe) 5516.5 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 PBEPBE/STO-3G
ABC
0.05687 0.04995 0.04600

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.064 0.041 0.000
C2 0.977 -1.290 0.000
O3 0.502 -2.448 0.000
Cl4 -1.731 -0.393 0.000
Cl5 0.502 1.022 1.525
Cl6 0.502 1.022 -1.525
H7 2.073 -1.009 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 Cl4 Cl5 Cl6 H7
C11.61402.52761.84681.86541.86542.2668
C21.61401.25172.85262.81002.81001.1315
O32.52761.25173.03513.79053.79052.1303
Cl41.84682.85263.03513.05203.05203.8536
Cl51.86542.81003.79053.05203.05022.9863
Cl61.86542.81003.79053.05203.05022.9863
H72.26681.13152.13033.85362.98632.9863

picture of trichloroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 123.276 C1 C2 H7 110.067
C2 C1 Cl4 110.845 C2 C1 Cl5 107.505
C2 C1 Cl6 107.505 O3 C2 H7 126.656
Cl4 C1 Cl5 110.600 Cl4 C1 Cl6 110.600
Cl5 C1 Cl6 109.684
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.079      
2 C 0.104      
3 O -0.089      
4 Cl -0.059      
5 Cl -0.073      
6 Cl -0.073      
7 H 0.110      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.542 -0.737 0.000 1.710
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -49.401 -1.727 0.000
y -1.727 -53.384 0.000
z 0.000 0.000 -51.784
Traceless
 xyz
x 3.183 -1.727 0.000
y -1.727 -2.792 0.000
z 0.000 0.000 -0.391
Polar
3z2-r2-0.782
x2-y23.984
xy-1.727
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.456 0.879 0.000
y 0.879 4.659 0.000
z 0.000 0.000 4.510


<r2> (average value of r2) Å2
<r2> 279.933
(<r2>)1/2 16.731