Jump to
S1C2
Energy calculated at MP2/CEP-31G*
| hartrees |
Energy at 0K | -22.521072 |
Energy at 298.15K | -22.522488 |
HF Energy | -22.243765 |
Nuclear repulsion energy | 17.606745 |
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' |
3729 |
3540 |
78.22 |
|
|
|
2 |
A' |
2994 |
2843 |
150.90 |
|
|
|
3 |
A' |
1542 |
1464 |
42.34 |
|
|
|
4 |
A' |
1331 |
1263 |
95.80 |
|
|
|
5 |
A' |
1227 |
1164 |
129.61 |
|
|
|
6 |
A" |
1127 |
1070 |
136.72 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 5974.2 cm
-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 5671.9 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 |
0.010 |
0.757 |
0.000 |
O2 |
0.010 |
-0.581 |
0.000 |
H3 |
-1.090 |
0.972 |
0.000 |
H4 |
0.949 |
-0.866 |
0.000 |
Atom - Atom Distances (Å)
|
C1 |
O2 |
H3 |
H4 |
C1 | | 1.3379 | 1.1205 | 1.8750 |
O2 | 1.3379 | | 1.9030 | 0.9815 | H3 | 1.1205 | 1.9030 | | 2.7451 | H4 | 1.8750 | 0.9815 | 2.7451 | |
More geometry information
Calculated Bond Angles
atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
C1 |
O2 |
H4 |
106.875 |
|
O2 |
C1 |
H3 |
101.075 |
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Jump to
S1C1
Energy calculated at MP2/CEP-31G*
| hartrees |
Energy at 0K | -22.510059 |
Energy at 298.15K | -22.511463 |
HF Energy | -22.232910 |
Nuclear repulsion energy | 17.551359 |
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' |
3599 |
3417 |
9.29 |
|
|
|
2 |
A' |
2896 |
2749 |
233.41 |
|
|
|
3 |
A' |
1504 |
1428 |
56.97 |
|
|
|
4 |
A' |
1330 |
1263 |
95.08 |
|
|
|
5 |
A' |
1244 |
1181 |
40.83 |
|
|
|
6 |
A" |
1036 |
983 |
37.28 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 5804.0 cm
-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 5510.3 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 |
0.124 |
0.757 |
0.000 |
O2 |
0.124 |
-0.577 |
0.000 |
H3 |
-0.962 |
1.067 |
0.000 |
H4 |
-0.773 |
-0.990 |
0.000 |
Atom - Atom Distances (Å)
|
C1 |
O2 |
H3 |
H4 |
C1 | | 1.3347 | 1.1288 | 1.9643 |
O2 | 1.3347 | | 1.9704 | 0.9875 | H3 | 1.1288 | 1.9704 | | 2.0660 | H4 | 1.9643 | 0.9875 | 2.0660 | |
More geometry information
Calculated Bond Angles
atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
C1 |
O2 |
H4 |
114.717 |
|
O2 |
C1 |
H3 |
105.931 |
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability