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

using model chemistry: TPSSh/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at TPSSh/6-31+G**
 hartrees
Energy at 0K-277.430172
Energy at 298.15K-277.433800
HF Energy-277.430172
Nuclear repulsion energy72.633342
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 TPSSh/6-31+G**
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 2860 2753 336.78      
2 A1 1490 1434 65.59      
3 A1 1186 1141 302.57      
4 A1 458 441 36.34      
5 E 2869 2761 192.15      
5 E 2869 2761 192.16      
6 E 1505 1449 2.05      
6 E 1505 1449 2.05      
7 E 1175 1131 1.00      
7 E 1175 1131 1.00      
8 E 91 88 42.53      
8 E 91 88 42.53      

Unscaled Zero Point Vibrational Energy (zpe) 8636.9 cm-1
Scaled (by 0.9625) Zero Point Vibrational Energy (zpe) 8313.0 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.
Rotational Constants (cm-1) from geometry optimized at TPSSh/6-31+G**
ABC
5.31179 0.14920 0.14920

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Na1 0.000 0.000 1.670
O2 0.000 0.000 -0.275
C3 0.000 0.000 -1.651
H4 0.000 1.023 -2.088
H5 0.886 -0.511 -2.088
H6 -0.886 -0.511 -2.088

Atom - Atom Distances (Å)
  Na1 O2 C3 H4 H5 H6
Na11.94583.32093.89553.89553.8955
O21.94581.37522.08172.08172.0817
C33.32091.37521.11271.11271.1127
H43.89552.08171.11271.77171.7717
H53.89552.08171.11271.77171.7717
H63.89552.08171.11271.77171.7717

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 113.174
O2 C3 H5 113.174 O2 C3 H6 113.174
H4 C3 H5 105.528 H4 C3 H6 105.528
H5 C3 H6 105.528
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Na 0.868      
2 O -0.866      
3 C -0.248      
4 H 0.082      
5 H 0.082      
6 H 0.082      


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 7.611 7.611
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.115 0.000 0.000
y 0.000 4.115 -0.000
z 0.000 -0.000 6.151


<r2> (average value of r2) Å2
<r2> 73.926
(<r2>)1/2 8.598