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

using model chemistry: PBEPBE/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 PBEPBE/6-311G**
 hartrees
Energy at 0K-93.839297
Energy at 298.15K-93.840593
HF Energy-93.839297
Nuclear repulsion energy27.673278
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 PBEPBE/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 3178 3149 22.74      
2 A1 1572 1558 18.32      
3 A1 1411 1398 4.27      
4 B1 726 719 160.05      
5 B2 3178 3149 6.90      
6 B2 986 977 1.25      

Unscaled Zero Point Vibrational Energy (zpe) 5525.5 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 5475.2 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 PBEPBE/6-311G**
ABC
11.20638 1.25438 1.12810

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.855
N2 0.000 0.000 0.443
H3 0.000 0.864 1.014
H4 0.000 -0.864 1.014

Atom - Atom Distances (Å)
  C1 N2 H3 H4
C11.29732.05912.0591
N21.29731.03591.0359
H32.05911.03591.7278
H42.05911.03591.7278

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 123.497 C1 N2 H4 123.497
H3 N2 H4 113.007
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.151      
2 N -0.283      
3 H 0.217      
4 H 0.217      


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 3.702 3.702
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.964 0.000 0.000
y 0.000 -11.163 0.000
z 0.000 0.000 -13.857
Traceless
 xyz
x -0.454 0.000 0.000
y 0.000 2.248 0.000
z 0.000 0.000 -1.793
Polar
3z2-r2-3.587
x2-y2-1.801
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.759 0.000 0.000
y 0.000 2.654 0.000
z 0.000 0.000 3.946


<r2> (average value of r2) Å2
<r2> 17.213
(<r2>)1/2 4.149