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

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/cc-pVTZ
 hartrees
Energy at 0K-93.849077
Energy at 298.15K-93.850372
HF Energy-93.849077
Nuclear repulsion energy27.747221
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 PBEPBEultrafine/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 3181 3159 22.79      
2 A1 1562 1551 17.89      
3 A1 1413 1403 4.94      
4 B1 722 717 137.82      
5 B2 3184 3162 3.63      
6 B2 984 977 0.29      

Unscaled Zero Point Vibrational Energy (zpe) 5522.2 cm-1
Scaled (by 0.9931) Zero Point Vibrational Energy (zpe) 5484.1 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 PBEPBEultrafine/cc-pVTZ
ABC
11.23632 1.26191 1.13450

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.852
N2 0.000 0.000 0.441
H3 0.000 0.863 1.011
H4 0.000 -0.863 1.011

Atom - Atom Distances (Å)
  C1 N2 H3 H4
C11.29362.05322.0532
N21.29361.03381.0338
H32.05321.03381.7255
H42.05321.03381.7255

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 123.435 C1 N2 H4 123.435
H3 N2 H4 113.130
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.276      
2 N -0.022      
3 H 0.149      
4 H 0.149      


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 3.740 3.740
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -13.061 0.000 0.000
y 0.000 -11.322 0.000
z 0.000 0.000 -14.053
Traceless
 xyz
x -0.373 0.000 0.000
y 0.000 2.235 0.000
z 0.000 0.000 -1.862
Polar
3z2-r2-3.723
x2-y2-1.739
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.113 0.000 0.000
y 0.000 2.943 0.000
z 0.000 0.000 4.198


<r2> (average value of r2) Å2
<r2> 17.256
(<r2>)1/2 4.154