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

using model chemistry: B3LYP/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B2
Energy calculated at B3LYP/aug-cc-pVDZ
 hartrees
Energy at 0K-93.996928
Energy at 298.15K-93.998288
HF Energy-93.996928
Nuclear repulsion energy27.439686
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 B3LYP/aug-cc-pVDZ
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 2966 2878 0.15      
2 A1 1715 1664 0.77      
3 A1 1362 1322 17.54      
4 B1 989 960 35.48      
5 B2 3033 2943 8.68      
6 B2 923 896 8.16      

Unscaled Zero Point Vibrational Energy (zpe) 5493.9 cm-1
Scaled (by 0.9704) Zero Point Vibrational Energy (zpe) 5331.3 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 B3LYP/aug-cc-pVDZ
ABC
9.38120 1.29909 1.14108

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/aug-cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.506
N2 0.000 0.000 0.742
H3 0.000 0.944 -1.081
H4 0.000 -0.944 -1.081

Atom - Atom Distances (Å)
  C1 N2 H3 H4
C11.24811.10561.1056
N21.24812.05332.0533
H31.10562.05331.8884
H41.10562.05331.8884

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 121.351 N2 C1 H4 121.351
H3 C1 H4 117.298
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.819      
2 N -0.344      
3 H -0.237      
4 H -0.237      


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 -2.514 2.514
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.992 0.000 0.000
y 0.000 -11.214 0.000
z 0.000 0.000 -13.168
Traceless
 xyz
x -0.801 0.000 0.000
y 0.000 1.866 0.000
z 0.000 0.000 -1.065
Polar
3z2-r2-2.130
x2-y2-1.778
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.313 0.000 0.000
y 0.000 2.833 0.000
z 0.000 0.000 3.950


<r2> (average value of r2) Å2
<r2> 17.293
(<r2>)1/2 4.158