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

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/aug-cc-pVDZ
 hartrees
Energy at 0K-93.830301
Energy at 298.15K-93.831595
HF Energy-93.830301
Nuclear repulsion energy27.585324
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/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 3181 3162 24.54      
2 A1 1557 1548 22.92      
3 A1 1400 1392 6.11      
4 B1 725 721 143.22      
5 B2 3204 3184 1.45      
6 B2 973 967 0.34      

Unscaled Zero Point Vibrational Energy (zpe) 5520.0 cm-1
Scaled (by 0.9939) Zero Point Vibrational Energy (zpe) 5486.3 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/aug-cc-pVDZ
ABC
11.11305 1.24591 1.12031

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.858
N2 0.000 0.000 0.446
H3 0.000 0.868 1.013
H4 0.000 -0.868 1.013

Atom - Atom Distances (Å)
  C1 N2 H3 H4
C11.30312.06232.0623
N21.30311.03691.0369
H32.06231.03691.7350
H42.06231.03691.7350

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 123.210 C1 N2 H4 123.210
H3 N2 H4 113.580
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.293      
2 N 0.317      
3 H -0.012      
4 H -0.012      


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 3.726 3.726
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -13.501 0.000 0.000
y 0.000 -11.680 0.000
z 0.000 0.000 -14.369
Traceless
 xyz
x -0.477 0.000 0.000
y 0.000 2.255 0.000
z 0.000 0.000 -1.779
Polar
3z2-r2-3.557
x2-y2-1.821
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.812 0.000 0.000
y 0.000 3.695 0.000
z 0.000 0.000 4.885


<r2> (average value of r2) Å2
<r2> 17.595
(<r2>)1/2 4.195