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

using model chemistry: PBE1PBE/STO-3G

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/STO-3G
 hartrees
Energy at 0K-92.592150
Energy at 298.15K-92.593390
HF Energy-92.592150
Nuclear repulsion energy26.879074
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/STO-3G
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 3521 3106 1.06      
2 A1 1773 1564 25.74      
3 A1 1436 1267 34.83      
4 B1 722 637 180.78      
5 B2 3671 3238 0.19      
6 B2 1025 904 0.73      

Unscaled Zero Point Vibrational Energy (zpe) 6073.5 cm-1
Scaled (by 0.8821) Zero Point Vibrational Energy (zpe) 5357.5 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/STO-3G
ABC
11.14176 1.16795 1.05713

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/STO-3G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.886
N2 0.000 0.000 0.458
H3 0.000 0.866 1.055
H4 0.000 -0.866 1.055

Atom - Atom Distances (Å)
  C1 N2 H3 H4
C11.34352.12492.1249
N21.34351.05201.0520
H32.12491.05201.7328
H42.12491.05201.7328

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 124.557 C1 N2 H4 124.557
H3 N2 H4 110.887
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.036      
2 N -0.373      
3 H 0.204      
4 H 0.204      


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 3.027 3.027
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.118 0.000 0.000
y 0.000 -9.624 0.000
z 0.000 0.000 -11.967
Traceless
 xyz
x -0.322 0.000 0.000
y 0.000 1.918 0.000
z 0.000 0.000 -1.596
Polar
3z2-r2-3.192
x2-y2-1.494
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.638 0.000 0.000
y 0.000 1.272 0.000
z 0.000 0.000 1.928


<r2> (average value of r2) Å2
<r2> 16.709
(<r2>)1/2 4.088