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

using model chemistry: B1B95/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B2
Energy calculated at B1B95/6-311G**
 hartrees
Energy at 0K-93.959704
Energy at 298.15K-93.961064
HF Energy-93.959704
Nuclear repulsion energy27.677239
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 B1B95/6-311G**
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 2987 2868 0.01      
2 A1 1752 1682 0.92      
3 A1 1375 1321 16.63      
4 B1 988 949 36.07      
5 B2 3048 2926 12.18      
6 B2 924 887 5.97      

Unscaled Zero Point Vibrational Energy (zpe) 5537.2 cm-1
Scaled (by 0.9601) Zero Point Vibrational Energy (zpe) 5316.3 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 B1B95/6-311G**
ABC
9.55757 1.32138 1.16088

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.501
N2 0.000 0.000 0.736
H3 0.000 0.935 -1.075
H4 0.000 -0.935 -1.075

Atom - Atom Distances (Å)
  C1 N2 H3 H4
C11.23661.09751.0975
N21.23662.03792.0379
H31.09752.03791.8709
H41.09752.03791.8709

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 121.532 N2 C1 H4 121.532
H3 C1 H4 116.936
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.102      
2 N -0.184      
3 H 0.143      
4 H 0.143      


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 -2.405 2.405
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.628 0.000 0.000
y 0.000 -10.873 0.000
z 0.000 0.000 -12.704
Traceless
 xyz
x -0.839 0.000 0.000
y 0.000 1.793 0.000
z 0.000 0.000 -0.953
Polar
3z2-r2-1.906
x2-y2-1.755
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.427 0.000 0.000
y 0.000 2.198 0.000
z 0.000 0.000 3.387


<r2> (average value of r2) Å2
<r2> 16.893
(<r2>)1/2 4.110