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

using model chemistry: PBE1PBE/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B2
Energy calculated at PBE1PBE/6-311G*
 hartrees
Energy at 0K-93.838400
Energy at 298.15K-93.839719
HF Energy-93.838400
Nuclear repulsion energy27.893111
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 PBE1PBE/6-311G*
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 3375 3235 4.54      
2 A1 1677 1608 34.71      
3 A1 1468 1407 12.35      
4 B1 751 720 202.31      
5 B2 3422 3280 0.17      
6 B2 1050 1007 1.19      

Unscaled Zero Point Vibrational Energy (zpe) 5871.1 cm-1
Scaled (by 0.9585) Zero Point Vibrational Energy (zpe) 5627.4 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 PBE1PBE/6-311G*
ABC
11.43120 1.27102 1.14384

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-311G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.849
N2 0.000 0.000 0.442
H3 0.000 0.855 1.001
H4 0.000 -0.855 1.001

Atom - Atom Distances (Å)
  C1 N2 H3 H4
C11.29102.03782.0378
N21.29101.02161.0216
H32.03781.02161.7107
H42.03781.02161.7107

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 123.148 C1 N2 H4 123.148
H3 N2 H4 113.704
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.094      
2 N -0.606      
3 H 0.350      
4 H 0.350      


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 3.774 3.774
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -13.019 0.000 0.000
y 0.000 -11.003 0.000
z 0.000 0.000 -13.739
Traceless
 xyz
x -0.648 0.000 0.000
y 0.000 2.376 0.000
z 0.000 0.000 -1.728
Polar
3z2-r2-3.456
x2-y2-2.016
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.693 0.000 0.000
y 0.000 2.465 0.000
z 0.000 0.000 3.595


<r2> (average value of r2) Å2
<r2> 17.019
(<r2>)1/2 4.125