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All results from a given calculation for NaOCH3 (Sodium methoxide)

using model chemistry: B3PW91/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B3PW91/6-31G
 hartrees
Energy at 0K-277.299569
Energy at 298.15K-277.303237
HF Energy-277.299569
Nuclear repulsion energy72.915136
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 B3PW91/6-31G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 2870 2749 419.44      
2 A1 1529 1464 139.09      
3 A1 1186 1136 285.51      
4 A1 480 460 21.85      
5 E 2892 2769 178.93      
5 E 2892 2769 178.92      
6 E 1536 1471 3.50      
6 E 1536 1471 3.49      
7 E 1181 1131 8.82      
7 E 1181 1131 8.82      
8 E 96 92 34.31      
8 E 96 92 34.31      

Unscaled Zero Point Vibrational Energy (zpe) 8736.7 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 8367.2 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.
Rotational Constants (cm-1) from geometry optimized at B3PW91/6-31G
ABC
5.34076 0.15131 0.15131

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Na1 0.000 0.000 1.665
O2 0.000 0.000 -0.263
C3 0.000 0.000 -1.656
H4 0.000 1.022 -2.094
H5 0.885 -0.511 -2.094
H6 -0.885 -0.511 -2.094

Atom - Atom Distances (Å)
  Na1 O2 C3 H4 H5 H6
Na11.92773.32063.89523.89523.8952
O21.92771.39302.09692.09692.0969
C33.32061.39301.11171.11171.1117
H43.89522.09691.11171.76971.7697
H53.89522.09691.11171.76971.7697
H63.89522.09691.11171.76971.7697

picture of Sodium methoxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Na1 O2 C3 180.000 O2 C3 H4 113.212
O2 C3 H5 113.212 O2 C3 H6 113.212
H4 C3 H5 105.486 H4 C3 H6 105.486
H5 C3 H6 105.485
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Na 0.690      
2 O -0.813      
3 C -0.141      
4 H 0.088      
5 H 0.088      
6 H 0.088      


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 6.747 6.747
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.230 0.000 0.000
y 0.000 -19.230 0.000
z 0.000 0.000 -6.307
Traceless
 xyz
x -6.461 0.000 0.000
y 0.000 -6.461 0.000
z 0.000 0.000 12.922
Polar
3z2-r225.845
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.032 0.000 0.000
y 0.000 4.032 -0.000
z 0.000 -0.000 7.345


<r2> (average value of r2) Å2
<r2> 73.097
(<r2>)1/2 8.550