Jump to
S1C2
Energy calculated at MP2/CEP-31G
| hartrees |
Energy at 0K | -19.806327 |
Energy at 298.15K | -19.810066 |
HF Energy | -19.714519 |
Nuclear repulsion energy | 14.621308 |
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/CEP-31G
Mode Number |
Symmetry |
Frequency (cm-1) |
Scaled Frequency (cm-1) |
IR Intensities (km mol-1) |
Raman Act (Å4/u) |
Dep P |
Dep U |
1 |
A' |
3190 |
3083 |
23.19 |
|
|
|
2 |
A' |
1417 |
1370 |
30.66 |
|
|
|
3 |
A' |
674 |
651 |
19.46 |
|
|
|
4 |
A' |
231 |
223 |
143.13 |
|
|
|
5 |
A" |
3371 |
3257 |
7.53 |
|
|
|
6 |
A" |
956 |
924 |
4.41 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 4919.4 cm
-1
Scaled (by 0.9663) Zero Point Vibrational Energy (zpe) 4753.6 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 MP2/CEP-31G
Point Group is Cs
Cartesians (Å)
Atom |
x (Å) |
y (Å) |
z (Å) |
C1 |
-0.005 |
1.551 |
0.000 |
Br2 |
-0.005 |
-0.383 |
0.000 |
H3 |
0.100 |
2.051 |
0.970 |
H4 |
0.100 |
2.051 |
-0.970 |
Atom - Atom Distances (Å)
|
C1 |
Br2 |
H3 |
H4 |
C1 | | 1.9347 | 1.0956 | 1.0956 |
Br2 | 1.9347 | | 2.6220 | 2.6220 | H3 | 1.0956 | 2.6220 | | 1.9391 | H4 | 1.0956 | 2.6220 | 1.9391 | |
More geometry information
Calculated Bond Angles
atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
Br2 |
C1 |
H3 |
117.109 |
|
Br2 |
C1 |
H4 |
117.109 |
H3 |
C1 |
H4 |
124.501 |
|
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Jump to
S1C1
Energy calculated at MP2/CEP-31G
| hartrees |
Energy at 0K | -19.806311 |
Energy at 298.15K | |
HF Energy | -19.714495 |
Nuclear repulsion energy | 14.627703 |
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/CEP-31G
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 |
3195 |
3087 |
22.35 |
138.16 |
0.19 |
0.32 |
2 |
A1 |
1416 |
1368 |
31.60 |
2.98 |
0.52 |
0.68 |
3 |
A1 |
675 |
652 |
18.33 |
16.27 |
0.33 |
0.50 |
4 |
B1 |
169i |
164i |
162.66 |
0.48 |
0.75 |
0.86 |
5 |
B2 |
3379 |
3265 |
6.19 |
49.54 |
0.75 |
0.86 |
6 |
B2 |
954 |
922 |
4.90 |
9.93 |
0.75 |
0.86 |
Unscaled Zero Point Vibrational Energy (zpe) 4724.9 cm
-1
Scaled (by 0.9663) Zero Point Vibrational Energy (zpe) 4565.6 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 MP2/CEP-31G
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 |
0.972 |
-2.054 |
H4 |
0.000 |
-0.972 |
-2.054 |
Atom - Atom Distances (Å)
|
C1 |
Br2 |
H3 |
H4 |
C1 | | 1.9330 | 1.0950 | 1.0950 |
Br2 | 1.9330 | | 2.6235 | 2.6235 | H3 | 1.0950 | 2.6235 | | 1.9445 | H4 | 1.0950 | 2.6235 | 1.9445 | |
More geometry information
Calculated Bond Angles
atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
Br2 |
C1 |
H3 |
117.388 |
|
Br2 |
C1 |
H4 |
117.388 |
H3 |
C1 |
H4 |
125.223 |
|
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability