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All results from a given calculation for ZnCN (Zinc monocyanide)

using model chemistry: B3PW91/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 2Σ
Energy calculated at B3PW91/6-31G(2df,p)
 hartrees
Energy at 0K-1871.846722
Energy at 298.15K-1871.845958
HF Energy-1871.846722
Nuclear repulsion energy106.230780
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 B3PW91/6-31G(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 Σ 2288 2200 25.13      
2 Σ 474 456 42.62      
3 Π 135 129 4.11      
3 Π 135 129 4.11      

Unscaled Zero Point Vibrational Energy (zpe) 1515.8 cm-1
Scaled (by 0.9614) Zero Point Vibrational Energy (zpe) 1457.3 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 B3PW91/6-31G(2df,p)
B
0.13485

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G(2df,p)

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Zn1 0.000 0.000 0.758
C2 0.000 0.000 -1.124
N3 0.000 0.000 -2.286

Atom - Atom Distances (Å)
  Zn1 C2 N3
Zn11.88253.0444
C21.88251.1619
N33.04441.1619

picture of Zinc monocyanide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Zn1 C2 N3 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Zn 0.453      
2 C -0.242      
3 N -0.211      


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 3.786 3.786
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.724 0.000 0.000
y 0.000 -23.724 0.000
z 0.000 0.000 -35.261
Traceless
 xyz
x 5.768 0.000 0.000
y 0.000 5.768 0.000
z 0.000 0.000 -11.537
Polar
3z2-r2-23.074
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 5.588 0.000 0.000
y 0.000 5.588 0.000
z 0.000 0.000 7.912


<r2> (average value of r2) Å2
<r2> 78.635
(<r2>)1/2 8.868