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

using model chemistry: B3PW91/6-31+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 B3PW91/6-31+G**
 hartrees
Energy at 0K-277.346140
Energy at 298.15K-277.349808
HF Energy-277.346140
Nuclear repulsion energy72.816237
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 B3PW91/6-31+G**
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 2862 2748 326.37      
2 A1 1483 1424 55.48      
3 A1 1214 1166 301.73      
4 A1 459 441 40.10      
5 E 2877 2762 186.45      
5 E 2877 2762 186.43      
6 E 1488 1429 0.88      
6 E 1488 1429 0.88      
7 E 1178 1131 0.42      
7 E 1178 1131 0.42      
8 E 102 98 45.67      
8 E 102 98 45.66      

Unscaled Zero Point Vibrational Energy (zpe) 8653.9 cm-1
Scaled (by 0.9601) Zero Point Vibrational Energy (zpe) 8308.6 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 B3PW91/6-31+G**
ABC
5.33076 0.14992 0.14992

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Na1 0.000 0.000 1.678
O2 0.000 0.000 -0.283
C3 0.000 0.000 -1.653
H4 0.000 1.023 -2.091
H5 0.886 -0.511 -2.091
H6 -0.886 -0.511 -2.091

Atom - Atom Distances (Å)
  Na1 O2 C3 H4 H5 H6
Na11.96063.33123.90463.90463.9046
O21.96061.37062.07702.07702.0770
C33.33121.37061.11221.11221.1122
H43.90462.07701.11221.77141.7714
H53.90462.07701.11221.77141.7714
H63.90462.07701.11221.77141.7714

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 113.141
O2 C3 H5 113.141 O2 C3 H6 113.141
H4 C3 H5 105.566 H4 C3 H6 105.566
H5 C3 H6 105.566
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Na 0.887      
2 O -0.873      
3 C -0.272      
4 H 0.086      
5 H 0.086      
6 H 0.086      


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 7.733 7.733
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.363 0.000 0.000
y 0.000 -19.363 0.000
z 0.000 0.000 -6.122
Traceless
 xyz
x -6.621 0.000 0.000
y 0.000 -6.621 0.000
z 0.000 0.000 13.241
Polar
3z2-r226.483
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 3.886 0.000 0.000
y 0.000 3.886 -0.000
z 0.000 -0.000 5.757


<r2> (average value of r2) Å2
<r2> 73.592
(<r2>)1/2 8.579