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

using model chemistry: PBEPBEultrafine/cc-pVDZ

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-pVDZ
 hartrees
Energy at 0K-93.818407
Energy at 298.15K-93.819681
HF Energy-93.818407
Nuclear repulsion energy27.540349
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-pVDZ
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 3149 3130 24.29      
2 A1 1535 1526 14.68      
3 A1 1406 1398 2.61      
4 B1 692 688 132.49      
5 B2 3154 3135 7.27      
6 B2 957 952 0.33      

Unscaled Zero Point Vibrational Energy (zpe) 5446.1 cm-1
Scaled (by 0.9942) Zero Point Vibrational Energy (zpe) 5414.5 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 PBEPBEultrafine/cc-pVDZ
ABC
11.13041 1.24220 1.11748

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.859
N2 0.000 0.000 0.444
H3 0.000 0.867 1.022
H4 0.000 -0.867 1.022

Atom - Atom Distances (Å)
  C1 N2 H3 H4
C11.30282.07132.0713
N21.30281.04211.0421
H32.07131.04211.7337
H42.07131.04211.7337

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 123.713 C1 N2 H4 123.713
H3 N2 H4 112.573
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.232      
2 N 0.018      
3 H 0.107      
4 H 0.107      


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 3.693 3.693
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.682 0.000 0.000
y 0.000 -11.113 0.000
z 0.000 0.000 -13.734
Traceless
 xyz
x -0.259 0.000 0.000
y 0.000 2.095 0.000
z 0.000 0.000 -1.836
Polar
3z2-r2-3.673
x2-y2-1.569
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.600 0.000 0.000
y 0.000 2.514 0.000
z 0.000 0.000 3.808


<r2> (average value of r2) Å2
<r2> 17.212
(<r2>)1/2 4.149