Jump to
S1C2
Vibrational Frequencies calculated at B3LYPultrafine/cc-pVTZ
Geometric Data calculated at B3LYPultrafine/cc-pVTZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Jump to
S1C1
Energy calculated at B3LYPultrafine/cc-pVTZ
| | hartrees |
| Energy at 0K | -2613.489704 |
| Energy at 298.15K | |
| HF Energy | -2613.489704 |
| Nuclear repulsion energy | 80.553767 |
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 B3LYPultrafine/cc-pVTZ
| 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 |
3170 |
3065 |
4.66 |
119.02 |
0.11 |
0.19 |
| 2 |
A1 |
1381 |
1335 |
18.57 |
0.72 |
0.61 |
0.76 |
| 3 |
A1 |
697 |
674 |
17.44 |
10.44 |
0.19 |
0.32 |
| 4 |
B1 |
135 |
130 |
68.20 |
0.06 |
0.75 |
0.86 |
| 5 |
B2 |
3326 |
3215 |
0.43 |
56.42 |
0.75 |
0.86 |
| 6 |
B2 |
927 |
896 |
1.15 |
2.33 |
0.75 |
0.86 |
Unscaled Zero Point Vibrational Energy (zpe) 4818.0 cm
-1
Scaled (by 0.9667) Zero Point Vibrational Energy (zpe) 4657.6 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 B3LYPultrafine/cc-pVTZ
Point Group is C2v
Cartesians (Å)
| Atom |
x (Å) |
y (Å) |
z (Å) |
| C1 |
0.000 |
0.000 |
-1.489 |
| Br2 |
0.000 |
0.000 |
0.369 |
| H3 |
0.000 |
0.952 |
-1.989 |
| H4 |
0.000 |
-0.952 |
-1.989 |
Atom - Atom Distances (Å)
| |
C1 |
Br2 |
H3 |
H4 |
| C1 | | 1.8582 | 1.0753 | 1.0753 |
Br2 | 1.8582 | | 2.5429 | 2.5429 | H3 | 1.0753 | 2.5429 | | 1.9043 | H4 | 1.0753 | 2.5429 | 1.9043 | |
More geometry information
Calculated Bond Angles
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
| Br2 |
C1 |
H3 |
117.689 |
|
Br2 |
C1 |
H4 |
117.689 |
| H3 |
C1 |
H4 |
124.622 |
|
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/cc-pVTZ
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
C |
-0.276 |
|
|
|
| 2 |
Br |
-0.001 |
|
|
|
| 3 |
H |
0.138 |
|
|
|
| 4 |
H |
0.138 |
|
|
|
Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section
VII.A.3)
| |
x |
y |
z |
Total |
| |
0.000 |
0.000 |
-0.970 |
0.970 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-26.424 |
0.000 |
0.000 |
| y |
0.000 |
-24.486 |
0.000 |
| z |
0.000 |
0.000 |
-22.063 |
|
| Traceless |
| | x | y | z |
| x |
-3.150 |
0.000 |
0.000 |
| y |
0.000 |
-0.242 |
0.000 |
| z |
0.000 |
0.000 |
3.392 |
|
| Polar |
| 3z2-r2 | 6.783 |
| x2-y2 | -1.939 |
| xy | 0.000 |
| xz | 0.000 |
| yz | 0.000 |
|
Polarizabilities
Components of the polarizability tensor.
Units are
Å
3 (Angstrom cubed)
Change units.
| |
x |
y |
z |
| x |
3.086 |
0.000 |
0.000 |
| y |
0.000 |
3.557 |
0.000 |
| z |
0.000 |
0.000 |
6.206 |
<r2> (average value of r
2) Å
2
| <r2> |
42.989 |
| (<r2>)1/2 |
6.557 |