All results from a given calculation for C2Br4 (tetrabromoethene)
using model chemistry: QCISD/aug-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 QCISD/aug-cc-pVTZ
| hartrees |
Energy at 0K | -10366.840106 |
Energy at 298.15K | |
HF Energy | -10365.548821 |
Nuclear repulsion energy | 1486.738454 |
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 QCISD/aug-cc-pVTZ
Geometric Data calculated at QCISD/aug-cc-pVTZ
Point Group is D2h
Cartesians (Å)
Atom |
x (Å) |
y (Å) |
z (Å) |
C1 |
0.000 |
0.000 |
0.669 |
C2 |
0.000 |
0.000 |
-0.669 |
Br3 |
0.000 |
1.577 |
1.680 |
Br4 |
0.000 |
-1.577 |
1.680 |
Br5 |
0.000 |
-1.577 |
-1.680 |
Br6 |
0.000 |
1.577 |
-1.680 |
Atom - Atom Distances (Å)
|
C1 |
C2 |
Br3 |
Br4 |
Br5 |
Br6 |
C1 | | 1.3377 | 1.8735 | 1.8735 | 2.8294 | 2.8294 |
C2 | 1.3377 | | 2.8294 | 2.8294 | 1.8735 | 1.8735 | Br3 | 1.8735 | 2.8294 | | 3.1543 | 4.6089 | 3.3604 | Br4 | 1.8735 | 2.8294 | 3.1543 | | 3.3604 | 4.6089 | Br5 | 2.8294 | 1.8735 | 4.6089 | 3.3604 | | 3.1543 | Br6 | 2.8294 | 1.8735 | 3.3604 | 4.6089 | 3.1543 | |
More geometry information
Calculated Bond Angles
atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
C1 |
C2 |
Br5 |
122.670 |
|
C1 |
C2 |
Br6 |
122.670 |
C2 |
C1 |
Br3 |
122.670 |
|
C2 |
C1 |
Br4 |
122.670 |
Br3 |
C1 |
Br4 |
114.659 |
|
Br5 |
C2 |
Br6 |
114.659 |
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability