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

using model chemistry: B3LYP/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B3LYP/3-21G*
 hartrees
Energy at 0K-275.798509
Energy at 298.15K-275.802362
HF Energy-275.798509
Nuclear repulsion energy73.573237
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 B3LYP/3-21G*
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 2876 2767 350.30      
2 A1 1550 1491 173.15      
3 A1 1141 1098 276.89      
4 A1 542 522 9.48      
5 E 2872 2763 140.96      
5 E 2872 2763 140.96      
6 E 1572 1513 3.55      
6 E 1572 1513 3.55      
7 E 1180 1135 13.34      
7 E 1180 1135 13.34      
8 E 138 133 25.09      
8 E 138 133 25.09      

Unscaled Zero Point Vibrational Energy (zpe) 8816.9 cm-1
Scaled (by 0.962) Zero Point Vibrational Energy (zpe) 8481.9 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.
Rotational Constants (cm-1) from geometry optimized at B3LYP/3-21G*
ABC
5.36773 0.15545 0.15545

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Na1 0.000 0.000 1.636
O2 0.000 0.000 -0.235
C3 0.000 0.000 -1.644
H4 0.000 1.019 -2.085
H5 0.883 -0.510 -2.085
H6 -0.883 -0.510 -2.085

Atom - Atom Distances (Å)
  Na1 O2 C3 H4 H5 H6
Na11.87073.28043.85823.85823.8582
O21.87071.40972.11262.11262.1126
C33.28041.40971.11041.11041.1104
H43.85822.11261.11041.76531.7653
H53.85822.11261.11041.76531.7653
H63.85822.11261.11041.76531.7653

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 113.388
O2 C3 H5 113.388 O2 C3 H6 113.388
H4 C3 H5 105.287 H4 C3 H6 105.287
H5 C3 H6 105.287
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Na 0.437      
2 O -0.560      
3 C -0.259      
4 H 0.127      
5 H 0.127      
6 H 0.127      


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 5.901 5.901
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.623 0.000 0.000
y 0.000 -19.623 0.000
z 0.000 0.000 -6.634
Traceless
 xyz
x -6.494 0.000 0.000
y 0.000 -6.494 0.000
z 0.000 0.000 12.989
Polar
3z2-r225.978
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 4.318 0.000 0.000
y 0.000 4.318 -0.000
z 0.000 -0.000 7.008


<r2> (average value of r2) Å2
<r2> 71.819
(<r2>)1/2 8.475