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

using model chemistry: HF/aug-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 HF/aug-cc-pVDZ
 hartrees
Energy at 0K-93.399350
Energy at 298.15K-93.400680
HF Energy-93.399350
Nuclear repulsion energy27.972455
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 HF/aug-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 3663 3336 12.08      
2 A1 1767 1609 84.49      
3 A1 1499 1365 45.86      
4 B1 738 672 197.85      
5 B2 3772 3434 36.58      
6 B2 1122 1022 0.43      

Unscaled Zero Point Vibrational Energy (zpe) 6280.0 cm-1
Scaled (by 0.9106) Zero Point Vibrational Energy (zpe) 5718.6 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 HF/aug-cc-pVDZ
ABC
11.54064 1.27117 1.14505

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

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 0.448
H3 0.000 0.851 0.981
H4 0.000 -0.851 0.981

Atom - Atom Distances (Å)
  C1 N2 H3 H4
C11.29672.01822.0182
N21.29671.00451.0045
H32.01821.00451.7026
H42.01821.00451.7026

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 122.059 C1 N2 H4 122.059
H3 N2 H4 115.883
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.115      
2 N 0.058      
3 H 0.029      
4 H 0.029      


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 3.643 3.643
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -13.332 0.000 0.000
y 0.000 -11.262 0.000
z 0.000 0.000 -14.241
Traceless
 xyz
x -0.580 0.000 0.000
y 0.000 2.524 0.000
z 0.000 0.000 -1.944
Polar
3z2-r2-3.889
x2-y2-2.070
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.574 0.000 0.000
y 0.000 3.120 0.000
z 0.000 0.000 3.733


<r2> (average value of r2) Å2
<r2> 17.187
(<r2>)1/2 4.146