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

using model chemistry: MP2=FULL/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2H 1AG
Energy calculated at MP2=FULL/cc-pVTZ
 hartrees
Energy at 0K-3243.081540
Energy at 298.15K-3243.082173
HF Energy-3241.469437
Nuclear repulsion energy1146.657302
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 MP2=FULL/cc-pVTZ
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 541 514 0.00      
2 Ag 348 331 0.00      
3 Ag 219 208 0.00      
4 Ag 95 90 0.00      
5 Au 65 62 0.00      
6 B1g 635 603 0.00      
7 B1g 118 112 0.00      
8 B1u 443 420 135.90      
9 B1u 136 129 11.89      
10 B2g 303 288 0.00      
11 B2g 169 160 0.00      
12 B2u 644 611 298.34      
13 B2u 174 165 6.65      
14 B2u 15 14 0.65      
15 B3g 118 112 0.00      
16 B3u 501 475 353.37      
17 B3u 332 315 63.58      
18 B3u 138 131 20.56      

Unscaled Zero Point Vibrational Energy (zpe) 2496.9 cm-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 2370.5 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 MP2=FULL/cc-pVTZ
ABC
0.02603 0.01349 0.01102

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/cc-pVTZ

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 1.579 0.000 0.000
Al2 -1.579 0.000 0.000
Cl3 0.000 0.000 1.621
Cl4 0.000 0.000 -1.621
Cl5 2.580 1.821 0.000
Cl6 2.580 -1.821 0.000
Cl7 -2.580 1.821 0.000
Cl8 -2.580 -1.821 0.000

Atom - Atom Distances (Å)
  Al1 Al2 Cl3 Cl4 Cl5 Cl6 Cl7 Cl8
Al13.15842.26272.26272.07832.07834.54084.5408
Al23.15842.26272.26274.54084.54082.07832.0783
Cl32.26272.26273.24113.54993.54993.54993.5499
Cl42.26272.26273.24113.54993.54993.54993.5499
Cl52.07834.54083.54993.54993.64235.16096.3168
Cl62.07834.54083.54993.54993.64236.31685.1609
Cl74.54082.07833.54993.54995.16096.31683.6423
Cl84.54082.07833.54993.54996.31685.16093.6423

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 88.518 Al1 Cl4 Al2 88.518
Cl3 Al1 Cl4 91.482 Cl3 Al1 Cl5 109.648
Cl3 Al1 Cl6 109.648 Cl3 Al2 Cl4 91.482
Cl3 Al2 Cl7 109.648 Cl3 Al2 Cl8 109.648
Cl4 Al1 Cl5 109.648 Cl4 Al1 Cl6 109.648
Cl4 Al2 Cl7 109.648 Cl4 Al2 Cl8 109.648
Cl5 Al1 Cl6 122.396 Cl7 Al2 Cl8 122.396
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability