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All results from a given calculation for ZnCH3 (Zinc monomethyl)

using model chemistry: PBEPBE/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 2A1
Energy calculated at PBEPBE/6-311G**
 hartrees
Energy at 0K-1818.792259
Energy at 298.15K 
Nuclear repulsion energy74.897295
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/6-311G**
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 2976 2949 19.99      
2 A1 1053 1044 22.23      
3 A1 398 394 4.00      
4 E 3089 3061 23.72      
4 E 3089 3061 23.72      
5 E 1375 1362 2.88      
5 E 1375 1362 2.88      
6 E 596 591 24.20      
6 E 596 591 24.20      

Unscaled Zero Point Vibrational Energy (zpe) 7273.4 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 7207.2 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/6-311G**
See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-311G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Zn1 0.000 0.000 0.494
C2 0.000 0.000 -1.534
H3 0.000 1.044 -1.877
H4 0.904 -0.522 -1.877
H5 -0.904 -0.522 -1.877

Atom - Atom Distances (Å)
  Zn1 C2 H3 H4 H5
Zn12.02802.59102.59102.5910
C22.02801.09871.09871.0987
H32.59101.09871.80761.8076
H42.59101.09871.80761.8076
H52.59101.09871.80761.8076

picture of Zinc monomethyl state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Zn1 C2 H3 108.216 Zn1 C2 H4 108.216
Zn1 C2 H5 108.216 H3 C2 H4 110.696
H3 C2 H5 110.696 H4 C2 H5 110.696
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Zn 0.377      
2 C -0.866      
3 H 0.163      
4 H 0.163      
5 H 0.163      


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 0.959 0.959
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.241 0.000 0.000
y 0.000 -22.241 0.000
z 0.000 0.000 -24.405
Traceless
 xyz
x 1.082 0.000 0.000
y 0.000 1.082 0.000
z 0.000 0.000 -2.164
Polar
3z2-r2-4.327
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 2.700 0.000 0.000
y 0.000 2.700 0.000
z 0.000 0.000 8.130


<r2> (average value of r2) Å2
<r2> 49.624
(<r2>)1/2 7.044