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

using model chemistry: PBEPBE/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at PBEPBE/6-31G(2df,p)
 hartrees
Energy at 0K-277.168431
Energy at 298.15K-277.172056
HF Energy-277.168431
Nuclear repulsion energy72.874631
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 PBEPBE/6-31G(2df,p)
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 2783 2754 337.89      
2 A1 1449 1434 99.28      
3 A1 1178 1166 289.83      
4 A1 477 472 25.41      
5 E 2796 2767 108.16      
5 E 2796 2767 108.14      
6 E 1439 1424 4.01      
6 E 1439 1424 4.01      
7 E 1147 1135 10.09      
7 E 1147 1135 10.09      
8 E 89 88 23.68      
8 E 89 88 23.68      

Unscaled Zero Point Vibrational Energy (zpe) 8413.9 cm-1
Scaled (by 0.9897) Zero Point Vibrational Energy (zpe) 8327.2 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 PBEPBE/6-31G(2df,p)
ABC
5.28097 0.15087 0.15087

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-31G(2df,p)

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Na1 0.000 0.000 1.671
O2 0.000 0.000 -0.274
C3 0.000 0.000 -1.649
H4 0.000 1.028 -2.096
H5 0.890 -0.514 -2.096
H6 -0.890 -0.514 -2.096

Atom - Atom Distances (Å)
  Na1 O2 C3 H4 H5 H6
Na11.94493.32013.90393.90393.9039
O21.94491.37532.09122.09122.0912
C33.32011.37531.12021.12021.1202
H43.90392.09121.12021.77971.7797
H53.90392.09121.12021.77971.7797
H63.90392.09121.12021.77971.7797

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 113.467
O2 C3 H5 113.467 O2 C3 H6 113.467
H4 C3 H5 105.196 H4 C3 H6 105.196
H5 C3 H6 105.196
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Na 0.452      
2 O -0.369      
3 C -0.273      
4 H 0.063      
5 H 0.063      
6 H 0.063      


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 7.099 7.099
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.497 0.000 0.000
y 0.000 -19.497 0.000
z 0.000 0.000 -6.379
Traceless
 xyz
x -6.559 0.000 0.000
y 0.000 -6.559 0.000
z 0.000 0.000 13.117
Polar
3z2-r226.235
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 5.127 0.000 0.000
y 0.000 5.128 -0.000
z 0.000 -0.000 6.566


<r2> (average value of r2) Å2
<r2> 73.416
(<r2>)1/2 8.568