return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: HF/aug-cc-pVDZ

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 HF/aug-cc-pVDZ
 hartrees
Energy at 0K-1870.152957
Energy at 298.15K-1870.152373
HF Energy-1870.152957
Nuclear repulsion energy102.076149
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 HF/aug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 Σ 2444 2225 15.74      
2 Σ 412 375 74.56      
3 Π 208 190 3.71      
3 Π 208 190 3.71      

Unscaled Zero Point Vibrational Energy (zpe) 1635.6 cm-1
Scaled (by 0.9106) Zero Point Vibrational Energy (zpe) 1489.4 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 HF/aug-cc-pVDZ
B
0.12409

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/aug-cc-pVDZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Zn1 0.000 0.000 0.794
C2 0.000 0.000 -1.215
N3 0.000 0.000 -2.360

Atom - Atom Distances (Å)
  Zn1 C2 N3
Zn12.00833.1535
C22.00831.1452
N33.15351.1452

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 HF/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Zn 0.397      
2 C -0.122      
3 N -0.276      


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 5.030 5.030
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.310 0.000 0.000
y 0.000 -24.310 0.000
z 0.000 0.000 -38.764
Traceless
 xyz
x 7.227 0.000 0.000
y 0.000 7.227 0.000
z 0.000 0.000 -14.454
Polar
3z2-r2-28.907
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 7.040 0.000 0.000
y 0.000 7.040 0.000
z 0.000 0.000 8.160


<r2> (average value of r2) Å2
<r2> 84.924
(<r2>)1/2 9.215