Jump to
S1C2
S1C3
Vibrational Frequencies calculated at MP2/CEP-121G*
Geometric Data calculated at MP2/CEP-121G*
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Jump to
S1C1
S1C3
Vibrational Frequencies calculated at MP2/CEP-121G*
Geometric Data calculated at MP2/CEP-121G*
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Jump to
S1C1
S1C2
Energy calculated at MP2/CEP-121G*
| hartrees |
Energy at 0K | -57.253191 |
Energy at 298.15K | -57.255280 |
HF Energy | -56.550844 |
Nuclear repulsion energy | 62.884534 |
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-121G*
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 |
1329 |
1266 |
162.59 |
|
|
|
2 |
A1 |
901 |
858 |
79.42 |
|
|
|
3 |
A1 |
613 |
584 |
0.07 |
|
|
|
4 |
B1 |
701 |
667 |
6.55 |
|
|
|
5 |
B2 |
1854 |
1767 |
220.98 |
|
|
|
6 |
B2 |
430 |
410 |
9.87 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 2913.6 cm
-1
Scaled (by 0.9528) Zero Point Vibrational Energy (zpe) 2776.0 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 MP2/CEP-121G*
Point Group is C2v
Cartesians (Å)
Atom |
x (Å) |
y (Å) |
z (Å) |
N1 |
0.000 |
0.000 |
-0.108 |
O2 |
0.000 |
0.000 |
1.294 |
O3 |
0.000 |
1.127 |
-0.600 |
O4 |
0.000 |
-1.127 |
-0.600 |
Atom - Atom Distances (Å)
|
N1 |
O2 |
O3 |
O4 |
N1 | | 1.4017 | 1.2297 | 1.2297 |
O2 | 1.4017 | | 2.2040 | 2.2040 | O3 | 1.2297 | 2.2040 | | 2.2536 | O4 | 1.2297 | 2.2040 | 2.2536 | |
More geometry information
Calculated Bond Angles
atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
O2 |
N1 |
O3 |
113.609 |
|
O2 |
N1 |
O4 |
113.609 |
O3 |
N1 |
O4 |
132.783 |
|
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability