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

using model chemistry: B3LYPultrafine/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B2
Energy calculated at B3LYPultrafine/cc-pVTZ
 hartrees
Energy at 0K-94.019631
Energy at 298.15K-94.020996
HF Energy-94.019631
Nuclear repulsion energy27.658465
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 B3LYPultrafine/cc-pVTZ
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 2960 2861 0.18      
2 A1 1724 1667 0.80      
3 A1 1378 1332 15.93      
4 B1 995 962 32.24      
5 B2 3012 2912 12.06      
6 B2 935 904 7.28      

Unscaled Zero Point Vibrational Energy (zpe) 5501.9 cm-1
Scaled (by 0.9667) Zero Point Vibrational Energy (zpe) 5318.7 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 B3LYPultrafine/cc-pVTZ
ABC
9.56882 1.31881 1.15907

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/cc-pVTZ

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 0.737
H3 0.000 0.935 -1.076
H4 0.000 -0.935 -1.076

Atom - Atom Distances (Å)
  C1 N2 H3 H4
C11.23771.09751.0975
N21.23772.03942.0394
H31.09752.03941.8698
H41.09752.03941.8698

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 121.584 N2 C1 H4 121.584
H3 C1 H4 116.831
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.097      
2 N -0.123      
3 H 0.110      
4 H 0.110      


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 -2.440 2.440
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.779 0.000 0.000
y 0.000 -11.088 0.000
z 0.000 0.000 -12.878
Traceless
 xyz
x -0.796 0.000 0.000
y 0.000 1.740 0.000
z 0.000 0.000 -0.944
Polar
3z2-r2-1.889
x2-y2-1.691
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.775 0.000 0.000
y 0.000 2.450 0.000
z 0.000 0.000 3.559


<r2> (average value of r2) Å2
<r2> 17.018
(<r2>)1/2 4.125