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

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

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 2A1
Energy calculated at BLYP/6-31G(2df,p)
 hartrees
Energy at 0K-1818.984440
Energy at 298.15K 
Nuclear repulsion energy77.498312
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 BLYP/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 2954 2938 10.06      
2 A1 1133 1127 10.11      
3 A1 525 522 9.12      
4 E 3043 3026 9.77      
4 E 3043 3026 9.77      
5 E 1400 1392 2.57      
5 E 1400 1392 2.57      
6 E 583 579 0.75      
6 E 583 579 0.74      

Unscaled Zero Point Vibrational Energy (zpe) 7331.7 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 7291.4 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 BLYP/6-31G(2df,p)
See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31G(2df,p)

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Zn1 0.000 0.000 0.476
C2 0.000 0.000 -1.461
H3 0.000 1.035 -1.837
H4 0.896 -0.517 -1.837
H5 -0.896 -0.517 -1.837

Atom - Atom Distances (Å)
  Zn1 C2 H3 H4 H5
Zn11.93722.53442.53442.5344
C21.93721.10121.10121.1012
H32.53441.10121.79261.7926
H42.53441.10121.79261.7926
H52.53441.10121.79261.7926

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 109.981 Zn1 C2 H4 109.981
Zn1 C2 H5 109.981 H3 C2 H4 108.957
H3 C2 H5 108.957 H4 C2 H5 108.957
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Zn 0.256      
2 C -0.630      
3 H 0.125      
4 H 0.125      
5 H 0.125      


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 -0.715 0.715
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.606 0.000 0.000
y 0.000 -21.606 0.000
z 0.000 0.000 -25.064
Traceless
 xyz
x 1.729 0.000 0.000
y 0.000 1.729 0.000
z 0.000 0.000 -3.458
Polar
3z2-r2-6.916
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 7.111 0.000 0.000
y 0.000 7.114 -0.001
z 0.000 -0.001 9.003


<r2> (average value of r2) Å2
<r2> 47.164
(<r2>)1/2 6.868