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All results from a given calculation for CNH2 (Aminomethylidyne radical)

using model chemistry: HSEh1PBE/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 HSEh1PBE/6-31G
 hartrees
Energy at 0K-93.795261
Energy at 298.15K-93.796625
HF Energy-93.795261
Nuclear repulsion energy27.526261
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 HSEh1PBE/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 3397 3249 1.41      
2 A1 1697 1623 33.92      
3 A1 1416 1355 24.93      
4 B1 890 851 299.83      
5 B2 3464 3314 0.39      
6 B2 1075 1029 3.42      

Unscaled Zero Point Vibrational Energy (zpe) 5969.2 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 5710.1 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 HSEh1PBE/6-31G
ABC
11.44784 1.22637 1.10771

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.864
N2 0.000 0.000 0.452
H3 0.000 0.855 1.011
H4 0.000 -0.855 1.011

Atom - Atom Distances (Å)
  C1 N2 H3 H4
C11.31652.06122.0612
N21.31651.02141.0214
H32.06121.02141.7095
H42.06121.02141.7095

picture of Aminomethylidyne radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H3 123.192 C1 N2 H4 123.192
H3 N2 H4 113.615
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.032      
2 N -0.729      
3 H 0.349      
4 H 0.349      


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 3.646 3.646
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.782 0.000 0.000
y 0.000 -10.776 0.000
z 0.000 0.000 -13.581
Traceless
 xyz
x -0.603 0.000 0.000
y 0.000 2.405 0.000
z 0.000 0.000 -1.802
Polar
3z2-r2-3.603
x2-y2-2.006
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.345 0.000 0.000
y 0.000 2.242 0.000
z 0.000 0.000 3.401


<r2> (average value of r2) Å2
<r2> 17.152
(<r2>)1/2 4.142