Jump to
S1C2
Energy calculated at B2PLYP/6-31G(2df,p)
| hartrees |
Energy at 0K | -90.503907 |
Energy at 298.15K | -90.503731 |
HF Energy | -90.422044 |
Nuclear repulsion energy | 17.516726 |
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 B2PLYP/6-31G(2df,p)
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' |
4038 |
3856 |
141.46 |
75.49 |
0.27 |
0.42 |
2 |
A' |
1294 |
1236 |
86.45 |
8.84 |
0.20 |
0.34 |
3 |
A' |
359 |
343 |
174.10 |
7.26 |
0.63 |
0.77 |
Unscaled Zero Point Vibrational Energy (zpe) 2846.0 cm
-1
Scaled (by 0.955) Zero Point Vibrational Energy (zpe) 2717.9 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 B2PLYP/6-31G(2df,p)
Point Group is Cs
Cartesians (Å)
Atom |
x (Å) |
y (Å) |
z (Å) |
O1 |
0.049 |
-0.377 |
0.000 |
Be2 |
0.049 |
1.023 |
0.000 |
H3 |
-0.590 |
-1.080 |
0.000 |
Atom - Atom Distances (Å)
|
O1 |
Be2 |
H3 |
O1 | | 1.3996 | 0.9502 |
Be2 | 1.3996 | | 2.1979 | H3 | 0.9502 | 2.1979 | |
More geometry information
Calculated Bond Angles
atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
Be2 |
O1 |
H3 |
137.745 |
|
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G(2df,p)
Charges (e)
Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
1 |
O |
-0.180 |
|
|
|
2 |
Be |
-0.140 |
|
|
|
3 |
H |
0.320 |
|
|
|
Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section
VII.A.3)
|
x |
y |
z |
Total |
|
-1.076 |
-0.787 |
0.000 |
1.333 |
CHELPG |
|
|
|
|
AIM |
|
|
|
|
ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
Primitive |
| x | y | z |
x |
-10.550 |
1.477 |
-0.001 |
y |
1.477 |
-11.842 |
-0.026 |
z |
-0.001 |
-0.026 |
-11.589 |
|
Traceless |
| x | y | z |
x |
1.166 |
1.477 |
-0.001 |
y |
1.477 |
-0.773 |
-0.026 |
z |
-0.001 |
-0.026 |
-0.393 |
|
Polar |
3z2-r2 | -0.786 |
x2-y2 | 1.292 |
xy | 1.477 |
xz | -0.001 |
yz | -0.026 |
|
Polarizabilities
Components of the polarizability tensor.
Units are
Å
3 (Angstrom cubed)
Change units.
|
x |
y |
z |
x |
4.152 |
0.119 |
-0.000 |
y |
0.119 |
3.449 |
-0.004 |
z |
-0.000 |
-0.004 |
3.903 |
<r2> (average value of r
2) Å
2
<r2> |
13.939 |
(<r2>)1/2 |
3.733 |
Jump to
S1C1
Energy calculated at B2PLYP/6-31G(2df,p)
| hartrees |
Energy at 0K | -90.503071 |
Energy at 298.15K | |
HF Energy | -90.421223 |
Nuclear repulsion energy | 17.705869 |
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 B2PLYP/6-31G(2df,p)
Mode Number |
Symmetry |
Frequency (cm-1) |
Scaled Frequency (cm-1) |
IR Intensities (km mol-1) |
Raman Act (Å4/u) |
Dep P |
Dep U |
1 |
Σ |
4131 |
3945 |
221.74 |
|
|
|
2 |
Σ |
1349 |
1288 |
114.38 |
|
|
|
3 |
Π |
236i |
226i |
145.11 |
|
|
|
3 |
Π |
236i |
226i |
145.11 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 2503.5 cm
-1
Scaled (by 0.955) Zero Point Vibrational Energy (zpe) 2390.9 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 B2PLYP/6-31G(2df,p)
Point Group is C∞v
Cartesians (Å)
Atom |
x (Å) |
y (Å) |
z (Å) |
O1 |
0.000 |
0.000 |
0.351 |
Be2 |
0.000 |
0.000 |
-1.025 |
H3 |
0.000 |
0.000 |
1.295 |
Atom - Atom Distances (Å)
|
O1 |
Be2 |
H3 |
O1 | | 1.3758 | 0.9438 |
Be2 | 1.3758 | | 2.3196 | H3 | 0.9438 | 2.3196 | |
More geometry information
Calculated Bond Angles
atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
Be2 |
O1 |
H3 |
180.000 |
|
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G(2df,p)
Charges (e)
Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
1 |
O |
-0.124 |
|
|
|
2 |
Be |
-0.211 |
|
|
|
3 |
H |
0.335 |
|
|
|
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 |
1.470 |
1.470 |
CHELPG |
|
|
|
|
AIM |
|
|
|
|
ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
Primitive |
| x | y | z |
x |
-11.550 |
0.000 |
0.000 |
y |
0.000 |
-11.550 |
0.000 |
z |
0.000 |
0.000 |
-10.569 |
|
Traceless |
| x | y | z |
x |
-0.490 |
0.000 |
0.000 |
y |
0.000 |
-0.490 |
0.000 |
z |
0.000 |
0.000 |
0.981 |
|
Polar |
3z2-r2 | 1.961 |
x2-y2 | 0.000 |
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 |
3.913 |
0.000 |
0.000 |
y |
0.000 |
3.913 |
0.000 |
z |
0.000 |
0.000 |
3.532 |
<r2> (average value of r
2) Å
2
<r2> |
13.873 |
(<r2>)1/2 |
3.725 |