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

using model chemistry: B3LYP/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 B3LYP/6-31G*
 hartrees
Energy at 0K-93.982443
Energy at 298.15K-93.983805
HF Energy-93.982443
Nuclear repulsion energy27.466793
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/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 3002 2883 0.11      
2 A1 1737 1668 0.48      
3 A1 1407 1351 11.42      
4 B1 989 950 31.43      
5 B2 3054 2933 16.83      
6 B2 950 912 5.72      

Unscaled Zero Point Vibrational Energy (zpe) 5569.7 cm-1
Scaled (by 0.9603) Zero Point Vibrational Energy (zpe) 5348.5 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/6-31G*
ABC
9.55429 1.29686 1.14187

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.505
N2 0.000 0.000 0.743
H3 0.000 0.936 -1.085
H4 0.000 -0.936 -1.085

Atom - Atom Distances (Å)
  C1 N2 H3 H4
C11.24801.10091.1009
N21.24802.05372.0537
H31.10092.05371.8712
H41.10092.05371.8712

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 121.804 N2 C1 H4 121.804
H3 C1 H4 116.392
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.126      
2 N -0.230      
3 H 0.178      
4 H 0.178      


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 -2.356 2.356
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.510 0.000 0.000
y 0.000 -10.879 0.000
z 0.000 0.000 -12.620
Traceless
 xyz
x -0.760 0.000 0.000
y 0.000 1.686 0.000
z 0.000 0.000 -0.926
Polar
3z2-r2-1.852
x2-y2-1.631
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.154 0.000 0.000
y 0.000 2.130 0.000
z 0.000 0.000 3.252


<r2> (average value of r2) Å2
<r2> 16.998
(<r2>)1/2 4.123