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

using model chemistry: BLYP/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 BLYP/cc-pVTZ
 hartrees
Energy at 0K-93.989873
Energy at 298.15K-93.991216
HF Energy-93.989873
Nuclear repulsion energy27.461775
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 BLYP/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 2862 2854 0.59      
2 A1 1662 1657 1.31      
3 A1 1338 1334 14.90      
4 B1 949 947 31.21      
5 B2 2896 2888 17.80      
6 B2 898 895 5.70      

Unscaled Zero Point Vibrational Energy (zpe) 5302.5 cm-1
Scaled (by 0.997) Zero Point Vibrational Energy (zpe) 5286.6 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 BLYP/cc-pVTZ
ABC
9.50568 1.29806 1.14210

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.503
N2 0.000 0.000 0.743
H3 0.000 0.938 -1.090
H4 0.000 -0.938 -1.090

Atom - Atom Distances (Å)
  C1 N2 H3 H4
C11.24581.10631.1063
N21.24582.05852.0585
H31.10632.05851.8760
H41.10632.05851.8760

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 122.020 N2 C1 H4 122.020
H3 C1 H4 115.959
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.084      
2 N -0.117      
3 H 0.101      
4 H 0.101      


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 -2.399 2.399
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.825 0.000 0.000
y 0.000 -11.229 0.000
z 0.000 0.000 -12.958
Traceless
 xyz
x -0.731 0.000 0.000
y 0.000 1.662 0.000
z 0.000 0.000 -0.931
Polar
3z2-r2-1.862
x2-y2-1.596
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.801 0.000 0.000
y 0.000 2.551 0.000
z 0.000 0.000 3.687


<r2> (average value of r2) Å2
<r2> 17.220
(<r2>)1/2 4.150