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All results from a given calculation for CCl3CHO (trichloroacetaldehyde)

using model chemistry: HF/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/SDD
 hartrees
Energy at 0K-1529.430555
Energy at 298.15K-1529.432189
HF Energy-1529.430555
Nuclear repulsion energy423.364855
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 HF/SDD
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' 3308 2978 13.36      
2 A' 1912 1722 169.72      
3 A' 1529 1376 18.92      
4 A' 1157 1042 11.74      
5 A' 909 818 96.49      
6 A' 648 583 78.22      
7 A' 448 404 2.43      
8 A' 328 296 5.24      
9 A' 281 253 3.52      
10 A' 214 193 3.25      
11 A" 1138 1025 38.83      
12 A" 763 687 125.05      
13 A" 349 315 2.80      
14 A" 256 231 3.12      
15 A" 95 85 14.37      

Unscaled Zero Point Vibrational Energy (zpe) 6667.5 cm-1
Scaled (by 0.9004) Zero Point Vibrational Energy (zpe) 6003.4 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 HF/SDD
ABC
0.05882 0.05267 0.04863

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/SDD

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.056 0.012 0.000
C2 0.934 -1.238 0.000
O3 0.505 -2.363 0.000
Cl4 -1.714 -0.363 0.000
Cl5 0.505 0.983 1.496
Cl6 0.505 0.983 -1.496
H7 1.992 -1.011 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 Cl4 Cl5 Cl6 H7
C11.52732.41731.80961.83951.83952.1900
C21.52731.20422.78862.71232.71231.0825
O32.41731.20422.98743.66583.66582.0098
Cl41.80962.78862.98742.99612.99613.7626
Cl51.83952.71233.66582.99612.99292.9034
Cl61.83952.71233.66582.99612.99292.9034
H72.19001.08252.00983.76262.90342.9034

picture of trichloroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 124.073 C1 C2 H7 112.992
C2 C1 Cl4 113.102 C2 C1 Cl5 106.972
C2 C1 Cl6 106.972 O3 C2 H7 122.935
Cl4 C1 Cl5 110.374 Cl4 C1 Cl6 110.374
Cl5 C1 Cl6 108.877
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.471      
2 C 0.275      
3 O -0.260      
4 Cl 0.101      
5 Cl 0.066      
6 Cl 0.066      
7 H 0.223      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.734 1.188 0.000 2.102
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -52.573 -1.107 0.000
y -1.107 -64.456 0.000
z 0.000 0.000 -55.917
Traceless
 xyz
x 7.614 -1.107 0.000
y -1.107 -10.211 0.000
z 0.000 0.000 2.598
Polar
3z2-r25.195
x2-y211.883
xy-1.107
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.769 1.412 0.000
y 1.412 6.791 0.000
z 0.000 0.000 7.050


<r2> (average value of r2) Å2
<r2> 272.027
(<r2>)1/2 16.493