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

using model chemistry: MP3/aug-cc-pV(T+d)Z

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2H 1AG
Energy calculated at MP3/aug-cc-pV(T+d)Z
 hartrees
Energy at 0K-3242.882875
Energy at 298.15K-3242.883900
HF Energy-3241.482196
Nuclear repulsion energy1141.355456
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 MP3/aug-cc-pV(T+d)Z
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 532 532 0.00      
2 Ag 342 342 0.00      
3 Ag 220 220 0.00      
4 Ag 96 96 0.00      
5 Au 63 63 0.00      
6 B1g 620 620 0.00      
7 B1g 118 118 0.00      
8 B1u 431 431 134.18      
9 B1u 133 133 11.73      
10 B2g 287 287 0.00      
11 B2g 168 168 0.00      
12 B2u 629 629 307.71      
13 B2u 173 173 6.45      
14 B2u 18 18 0.70      
15 B3g 115 115 0.00      
16 B3u 491 491 358.60      
17 B3u 325 325 68.62      
18 B3u 140 140 20.01      

Unscaled Zero Point Vibrational Energy (zpe) 2450.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2450.1 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 MP3/aug-cc-pV(T+d)Z
ABC
0.02607 0.01325 0.01086

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/aug-cc-pV(T+d)Z

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 1.596 0.000 0.000
Al2 -1.596 0.000 0.000
Cl3 0.000 0.000 1.619
Cl4 0.000 0.000 -1.619
Cl5 2.608 1.820 0.000
Cl6 2.608 -1.820 0.000
Cl7 -2.608 1.820 0.000
Cl8 -2.608 -1.820 0.000

Atom - Atom Distances (Å)
  Al1 Al2 Cl3 Cl4 Cl5 Cl6 Cl7 Cl8
Al13.19282.27402.27402.08202.08204.58134.5813
Al23.19282.27402.27404.58134.58132.08202.0820
Cl32.27402.27403.23873.56863.56863.56863.5686
Cl42.27402.27403.23873.56863.56863.56863.5686
Cl52.08204.58133.56863.56863.63955.21586.3601
Cl62.08204.58133.56863.56863.63956.36015.2158
Cl74.58132.08203.56863.56865.21586.36013.6395
Cl84.58132.08203.56863.56866.36015.21583.6395

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 89.183 Al1 Cl4 Al2 89.183
Cl3 Al1 Cl4 90.817 Cl3 Al1 Cl5 109.943
Cl3 Al1 Cl6 109.943 Cl3 Al2 Cl4 90.817
Cl3 Al2 Cl7 109.943 Cl3 Al2 Cl8 109.943
Cl4 Al1 Cl5 109.943 Cl4 Al1 Cl6 109.943
Cl4 Al2 Cl7 109.943 Cl4 Al2 Cl8 109.943
Cl5 Al1 Cl6 121.866 Cl7 Al2 Cl8 121.866
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability