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

using model chemistry: LSDA/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 LSDA/cc-pVDZ
 hartrees
Energy at 0K-93.396684
Energy at 298.15K-93.397965
HF Energy-93.396684
Nuclear repulsion energy27.733609
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 LSDA/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 3124 3090 24.69      
2 A1 1539 1523 15.20      
3 A1 1428 1413 0.41      
4 B1 711 703 137.72      
5 B2 3117 3082 8.09      
6 B2 945 935 0.70      

Unscaled Zero Point Vibrational Energy (zpe) 5432.1 cm-1
Scaled (by 0.989) Zero Point Vibrational Energy (zpe) 5372.4 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 LSDA/cc-pVDZ
ABC
11.05781 1.26802 1.13757

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.850
N2 0.000 0.000 0.438
H3 0.000 0.870 1.018
H4 0.000 -0.870 1.018

Atom - Atom Distances (Å)
  C1 N2 H3 H4
C11.28772.06032.0603
N21.28771.04541.0454
H32.06031.04541.7393
H42.06031.04541.7393

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 123.703 C1 N2 H4 123.703
H3 N2 H4 112.594
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.255      
2 N -0.018      
3 H 0.136      
4 H 0.136      


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 3.811 3.811
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.728 0.000 0.000
y 0.000 -11.094 0.000
z 0.000 0.000 -13.762
Traceless
 xyz
x -0.299 0.000 0.000
y 0.000 2.151 0.000
z 0.000 0.000 -1.851
Polar
3z2-r2-3.703
x2-y2-1.633
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.601 0.000 0.000
y 0.000 2.556 0.000
z 0.000 0.000 3.825


<r2> (average value of r2) Å2
<r2> 17.085
(<r2>)1/2 4.133