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All results from a given calculation for H2CN (Dihydrogen cyanide radical)

using model chemistry: HSEh1PBE/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B2
Energy calculated at HSEh1PBE/6-31G*
 hartrees
Energy at 0K-93.874799
Energy at 298.15K-93.876162
HF Energy-93.874799
Nuclear repulsion energy27.511841
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 HSEh1PBE/6-31G*
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 3034 2886 0.05      
2 A1 1760 1674 0.51      
3 A1 1406 1337 12.06      
4 B1 997 948 35.06      
5 B2 3095 2944 13.83      
6 B2 949 903 5.40      

Unscaled Zero Point Vibrational Energy (zpe) 5620.8 cm-1
Scaled (by 0.951) Zero Point Vibrational Energy (zpe) 5345.4 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 HSEh1PBE/6-31G*
ABC
9.54744 1.30226 1.14595

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.504
N2 0.000 0.000 0.741
H3 0.000 0.936 -1.082
H4 0.000 -0.936 -1.082

Atom - Atom Distances (Å)
  C1 N2 H3 H4
C11.24591.09961.0996
N21.24592.04932.0493
H31.09962.04931.8719
H41.09962.04931.8719

picture of Dihydrogen cyanide radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N2 C1 H3 121.660 N2 C1 H4 121.660
H3 C1 H4 116.679
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.174      
2 N -0.225      
3 H 0.199      
4 H 0.199      


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 -2.380 2.380
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.549 0.000 0.000
y 0.000 -10.825 0.000
z 0.000 0.000 -12.572
Traceless
 xyz
x -0.851 0.000 0.000
y 0.000 1.735 0.000
z 0.000 0.000 -0.885
Polar
3z2-r2-1.770
x2-y2-1.724
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.159 0.000 0.000
y 0.000 2.126 0.000
z 0.000 0.000 3.250


<r2> (average value of r2) Å2
<r2> 16.951
(<r2>)1/2 4.117