Jump to
S1C2
Energy calculated at HF/6-311+G(3df,2p)
| hartrees |
Energy at 0K | -188.206664 |
Energy at 298.15K | -188.207829 |
HF Energy | -188.206664 |
Nuclear repulsion energy | 64.457547 |
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 HF/6-311+G(3df,2p)
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' |
4034 |
3665 |
94.26 |
|
|
|
2 |
A' |
2057 |
1869 |
503.82 |
|
|
|
3 |
A' |
1410 |
1281 |
3.48 |
|
|
|
4 |
A' |
1220 |
1109 |
243.72 |
|
|
|
5 |
A' |
672 |
610 |
48.09 |
|
|
|
6 |
A" |
613 |
557 |
148.30 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 5002.5 cm
-1
Scaled (by 0.9086) Zero Point Vibrational Energy (zpe) 4545.2 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 HF/6-311+G(3df,2p)
Point Group is Cs
Cartesians (Å)
Atom |
x (Å) |
y (Å) |
z (Å) |
C1 |
0.000 |
0.430 |
0.000 |
O2 |
-1.038 |
-0.358 |
0.000 |
O3 |
1.134 |
0.194 |
0.000 |
H4 |
-0.764 |
-1.267 |
0.000 |
Atom - Atom Distances (Å)
|
C1 |
O2 |
O3 |
H4 |
C1 | | 1.3038 | 1.1581 | 1.8615 |
O2 | 1.3038 | | 2.2414 | 0.9493 | O3 | 1.1581 | 2.2414 | | 2.3956 | H4 | 1.8615 | 0.9493 | 2.3956 | |
More geometry information
Calculated Bond Angles
atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
C1 |
O2 |
H4 |
110.429 |
|
O2 |
C1 |
O3 |
131.042 |
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311+G(3df,2p)
Charges (e)
Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
1 |
C |
0.911 |
|
|
|
2 |
O |
-0.497 |
|
|
|
3 |
O |
-0.641 |
|
|
|
4 |
H |
0.226 |
|
|
|
Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section
VII.A.3)
|
x |
y |
z |
Total |
|
-1.375 |
-1.517 |
0.000 |
2.047 |
CHELPG |
|
|
|
|
AIM |
|
|
|
|
ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
Primitive |
| x | y | z |
x |
-20.793 |
0.597 |
0.000 |
y |
0.597 |
-13.577 |
0.000 |
z |
0.000 |
0.000 |
-16.100 |
|
Traceless |
| x | y | z |
x |
-5.954 |
0.597 |
0.000 |
y |
0.597 |
4.869 |
0.000 |
z |
0.000 |
0.000 |
1.085 |
|
Polar |
3z2-r2 | 2.170 |
x2-y2 | -7.216 |
xy | 0.597 |
xz | 0.000 |
yz | 0.000 |
|
Polarizabilities
Components of the polarizability tensor.
Units are
Å
3 (Angstrom cubed)
Change units.
|
x |
y |
z |
x |
3.356 |
0.079 |
0.000 |
y |
0.079 |
2.799 |
0.000 |
z |
0.000 |
0.000 |
2.080 |
<r2> (average value of r
2) Å
2
<r2> |
34.047 |
(<r2>)1/2 |
5.835 |
Jump to
S1C1
Energy calculated at HF/6-311+G(3df,2p)
| hartrees |
Energy at 0K | -188.207698 |
Energy at 298.15K | -188.208827 |
HF Energy | -188.207698 |
Nuclear repulsion energy | 64.222688 |
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 HF/6-311+G(3df,2p)
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' |
4159 |
3779 |
174.64 |
|
|
|
2 |
A' |
2103 |
1911 |
401.68 |
|
|
|
3 |
A' |
1372 |
1246 |
339.21 |
|
|
|
4 |
A' |
1197 |
1087 |
48.18 |
|
|
|
5 |
A' |
693 |
630 |
6.10 |
|
|
|
6 |
A" |
545 |
496 |
91.67 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 5034.8 cm
-1
Scaled (by 0.9086) Zero Point Vibrational Energy (zpe) 4574.6 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 HF/6-311+G(3df,2p)
Point Group is Cs
Cartesians (Å)
Atom |
x (Å) |
y (Å) |
z (Å) |
C1 |
0.000 |
0.391 |
0.000 |
O2 |
-0.923 |
-0.544 |
0.000 |
O3 |
1.146 |
0.271 |
0.000 |
H4 |
-1.785 |
-0.162 |
0.000 |
Atom - Atom Distances (Å)
|
C1 |
O2 |
O3 |
H4 |
C1 | | 1.3137 | 1.1524 | 1.8684 |
O2 | 1.3137 | | 2.2243 | 0.9425 | O3 | 1.1524 | 2.2243 | | 2.9629 | H4 | 1.8684 | 0.9425 | 2.9629 | |
More geometry information
Calculated Bond Angles
atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
C1 |
O2 |
H4 |
110.742 |
|
O2 |
C1 |
O3 |
128.708 |
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311+G(3df,2p)
Charges (e)
Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
1 |
C |
0.862 |
|
|
|
2 |
O |
-0.484 |
|
|
|
3 |
O |
-0.617 |
|
|
|
4 |
H |
0.239 |
|
|
|
Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section
VII.A.3)
|
x |
y |
z |
Total |
|
-3.403 |
0.533 |
0.000 |
3.444 |
CHELPG |
|
|
|
|
AIM |
|
|
|
|
ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
Primitive |
| x | y | z |
x |
-14.383 |
-1.160 |
0.000 |
y |
-1.160 |
-17.927 |
0.000 |
z |
0.000 |
0.000 |
-16.141 |
|
Traceless |
| x | y | z |
x |
2.651 |
-1.160 |
0.000 |
y |
-1.160 |
-2.665 |
0.000 |
z |
0.000 |
0.000 |
0.014 |
|
Polar |
3z2-r2 | 0.028 |
x2-y2 | 3.544 |
xy | -1.160 |
xz | 0.000 |
yz | 0.000 |
|
Polarizabilities
Components of the polarizability tensor.
Units are
Å
3 (Angstrom cubed)
Change units.
|
x |
y |
z |
x |
3.691 |
0.075 |
0.000 |
y |
0.075 |
2.594 |
0.000 |
z |
0.000 |
0.000 |
2.118 |
<r2> (average value of r
2) Å
2
<r2> |
34.500 |
(<r2>)1/2 |
5.874 |