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All results from a given calculation for Al2Cl6 (Aluminum, di-μ-chlorotetrachlorodi-)

using model chemistry: MP4/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2H 1AG
Energy calculated at MP4/TZVP
 hartrees
Energy at 0K-3242.411594
Energy at 298.15K-3242.412236
HF Energy-3241.370886
Nuclear repulsion energy1139.606710
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 MP4/TZVP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Ag 535 515        
2 Ag 348 335        
3 Ag 225 217        
4 Ag 96 93        
5 Au 67 65        
6 B1g 627 604        
7 B1g 122 117        
8 B1u 443 427        
9 B1u 135 130        
10 B2g 297 286        
11 B2g 171 165        
12 B2u 637 613        
13 B2u 181 174        
14 B2u 16 15        
15 B3g 122 118        
16 B3u 494 475        
17 B3u 329 317        
18 B3u 141 136        

Unscaled Zero Point Vibrational Energy (zpe) 2492.5 cm-1
Scaled (by 0.9629) Zero Point Vibrational Energy (zpe) 2400.0 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 MP4/TZVP
ABC
0.02580 0.01329 0.01087

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/TZVP

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 1.592 0.000 0.000
Al2 -1.592 0.000 0.000
Cl3 0.000 0.000 1.628
Cl4 0.000 0.000 -1.628
Cl5 2.601 1.829 0.000
Cl6 2.601 -1.829 0.000
Cl7 -2.601 1.829 0.000
Cl8 -2.601 -1.829 0.000

Atom - Atom Distances (Å)
  Al1 Al2 Cl3 Cl4 Cl5 Cl6 Cl7 Cl8
Al13.18332.27672.27672.08942.08944.57464.5746
Al23.18332.27672.27674.57464.57462.08942.0894
Cl32.27672.27673.25593.57253.57253.57253.5725
Cl42.27672.27673.25593.57253.57253.57253.5725
Cl52.08944.57463.57253.57253.65865.20256.3602
Cl62.08944.57463.57253.57253.65866.36025.2025
Cl74.57462.08943.57253.57255.20256.36023.6586
Cl84.57462.08943.57253.57256.36025.20253.6586

picture of Aluminum, di-μ-chlorotetrachlorodi- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Al1 Cl3 Al2 88.709 Al1 Cl4 Al2 88.709
Cl3 Al1 Cl4 91.291 Cl3 Al1 Cl5 109.743
Cl3 Al1 Cl6 109.743 Cl3 Al2 Cl4 91.291
Cl3 Al2 Cl7 109.743 Cl3 Al2 Cl8 109.743
Cl4 Al1 Cl5 109.743 Cl4 Al1 Cl6 109.743
Cl4 Al2 Cl7 109.743 Cl4 Al2 Cl8 109.743
Cl5 Al1 Cl6 122.212 Cl7 Al2 Cl8 122.212
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability