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

using model chemistry: B3PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B3PW91/6-311G*
 hartrees
Energy at 0K-277.368433
Energy at 298.15K-277.372109
HF Energy-277.368433
Nuclear repulsion energy73.229718
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 B3PW91/6-311G*
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 2832 2727 406.43      
2 A1 1512 1455 121.27      
3 A1 1222 1176 325.20      
4 A1 476 458 32.24      
5 E 2832 2726 223.10      
5 E 2832 2726 223.09      
6 E 1501 1445 2.80      
6 E 1501 1445 2.80      
7 E 1191 1146 2.26      
7 E 1191 1146 2.26      
8 E 98 94 30.55      
8 E 98 94 30.56      

Unscaled Zero Point Vibrational Energy (zpe) 8642.0 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 8319.6 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.
Rotational Constants (cm-1) from geometry optimized at B3PW91/6-311G*
ABC
5.35657 0.15200 0.15200

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Na1 0.000 0.000 1.666
O2 0.000 0.000 -0.278
C3 0.000 0.000 -1.640
H4 0.000 1.020 -2.086
H5 0.884 -0.510 -2.086
H6 -0.884 -0.510 -2.086

Atom - Atom Distances (Å)
  Na1 O2 C3 H4 H5 H6
Na11.94403.30613.88803.88803.8880
O21.94401.36212.07582.07582.0758
C33.30611.36211.11331.11331.1133
H43.88802.07581.11331.76711.7671
H53.88802.07581.11331.76711.7671
H63.88802.07581.11331.76711.7671

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 113.597
O2 C3 H5 113.597 O2 C3 H6 113.597
H4 C3 H5 105.049 H4 C3 H6 105.049
H5 C3 H6 105.049
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Na 0.673      
2 O -0.685      
3 C -0.374      
4 H 0.128      
5 H 0.128      
6 H 0.128      


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 7.301 7.301
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.231 0.000 0.000
y 0.000 -19.231 0.000
z 0.000 0.000 -6.710
Traceless
 xyz
x -6.260 0.000 0.000
y 0.000 -6.260 0.000
z 0.000 0.000 12.521
Polar
3z2-r225.041
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 3.976 0.000 0.000
y 0.000 3.976 0.000
z 0.000 0.000 6.444


<r2> (average value of r2) Å2
<r2> 72.868
(<r2>)1/2 8.536