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

using model chemistry: mPW1PW91/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at mPW1PW91/TZVP
 hartrees
Energy at 0K-277.424791
Energy at 298.15K-277.428487
HF Energy-277.424791
Nuclear repulsion energy73.090238
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 mPW1PW91/TZVP
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 2863 2731 326.22      
2 A1 1493 1425 73.88      
3 A1 1223 1167 295.92      
4 A1 462 440 37.43      
5 E 2869 2737 194.53      
5 E 2869 2737 194.61      
6 E 1490 1421 2.47      
6 E 1490 1421 2.47      
7 E 1184 1130 0.95      
7 E 1184 1130 0.95      
8 E 107 102 42.35      
8 E 107 102 42.36      

Unscaled Zero Point Vibrational Energy (zpe) 8670.1 cm-1
Scaled (by 0.954) Zero Point Vibrational Energy (zpe) 8271.3 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 mPW1PW91/TZVP
ABC
5.37898 0.15097 0.15097

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/TZVP

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Na1 0.000 0.000 1.673
O2 0.000 0.000 -0.284
C3 0.000 0.000 -1.645
H4 0.000 1.018 -2.086
H5 0.882 -0.509 -2.086
H6 -0.882 -0.509 -2.086

Atom - Atom Distances (Å)
  Na1 O2 C3 H4 H5 H6
Na11.95623.31773.89453.89453.8945
O21.95621.36152.07042.07042.0704
C33.31771.36151.10961.10961.1096
H43.89452.07041.10961.76341.7634
H53.89452.07041.10961.76341.7634
H63.89452.07041.10961.76341.7634

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 113.436
O2 C3 H5 113.436 O2 C3 H6 113.436
H4 C3 H5 105.232 H4 C3 H6 105.232
H5 C3 H6 105.232
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Na 0.853      
2 O -0.884      
3 C -0.091      
4 H 0.040      
5 H 0.040      
6 H 0.040      


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 7.767 7.767
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.199 0.000 0.000
y 0.000 -19.199 0.000
z 0.000 0.000 -6.422
Traceless
 xyz
x -6.388 0.000 0.000
y 0.000 -6.388 0.000
z 0.000 0.000 12.777
Polar
3z2-r225.554
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 3.723 0.000 0.000
y 0.000 3.723 0.001
z 0.000 0.001 5.896


<r2> (average value of r2) Å2
<r2> 73.157
(<r2>)1/2 8.553