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S1C2
Vibrational Frequencies calculated at MP4=FULL/3-21G
Geometric Data calculated at MP4=FULL/3-21G
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
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S1C1
Energy calculated at MP4=FULL/3-21G
| | hartrees |
| Energy at 0K | -2598.949769 |
| Energy at 298.15K | |
| HF Energy | -2598.814523 |
| Nuclear repulsion energy | 77.793533 |
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=FULL/3-21G
| Mode Number |
Symmetry |
Frequency (cm-1) |
Scaled Frequency (cm-1) |
IR Intensities (km mol-1) |
Raman Act (Å4/u) |
Dep P |
Dep U |
| 1 |
A1 |
3194 |
3127 |
|
|
|
|
| 2 |
A1 |
1432 |
1402 |
|
|
|
|
| 3 |
A1 |
648 |
635 |
|
|
|
|
| 4 |
B1 |
139i |
136i |
|
|
|
|
| 5 |
B2 |
3353 |
3282 |
|
|
|
|
| 6 |
B2 |
908 |
889 |
|
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 4698.6 cm
-1
Scaled (by 0.9788) Zero Point Vibrational Energy (zpe) 4599.0 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.
Geometric Data calculated at MP4=FULL/3-21G
Point Group is C2v
Cartesians (Å)
| Atom |
x (Å) |
y (Å) |
z (Å) |
| C1 |
0.000 |
0.000 |
-1.550 |
| Br2 |
0.000 |
0.000 |
0.383 |
| H3 |
0.000 |
0.957 |
-2.053 |
| H4 |
0.000 |
-0.957 |
-2.053 |
Atom - Atom Distances (Å)
| |
C1 |
Br2 |
H3 |
H4 |
| C1 | | 1.9332 | 1.0806 | 1.0806 |
Br2 | 1.9332 | | 2.6169 | 2.6169 | H3 | 1.0806 | 2.6169 | | 1.9131 | H4 | 1.0806 | 2.6169 | 1.9131 | |
More geometry information
Calculated Bond Angles
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
| Br2 |
C1 |
H3 |
117.722 |
|
Br2 |
C1 |
H4 |
117.722 |
| H3 |
C1 |
H4 |
124.557 |
|
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability