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

using model chemistry: LSDA/aug-cc-pVTZ

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/aug-cc-pVTZ
 hartrees
Energy at 0K-93.436551
Energy at 298.15K-93.437853
HF Energy-93.436551
Nuclear repulsion energy27.978246
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/aug-cc-pVTZ
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 3149 3119 26.67      
2 A1 1550 1535 24.44      
3 A1 1452 1439 0.01      
4 B1 740 733 137.77      
5 B2 3140 3111 1.89      
6 B2 974 965 0.61      

Unscaled Zero Point Vibrational Energy (zpe) 5502.7 cm-1
Scaled (by 0.9906) Zero Point Vibrational Energy (zpe) 5450.9 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/aug-cc-pVTZ
ABC
11.13920 1.29332 1.15878

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.842
N2 0.000 0.000 0.434
H3 0.000 0.866 1.005
H4 0.000 -0.866 1.005

Atom - Atom Distances (Å)
  C1 N2 H3 H4
C11.27582.04002.0400
N21.27581.03771.0377
H32.04001.03771.7330
H42.04001.03771.7330

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 123.384 C1 N2 H4 123.384
H3 N2 H4 113.232
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.381      
2 N 0.079      
3 H 0.151      
4 H 0.151      


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 3.860 3.860
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -13.462 0.000 0.000
y 0.000 -11.643 0.000
z 0.000 0.000 -14.372
Traceless
 xyz
x -0.455 0.000 0.000
y 0.000 2.274 0.000
z 0.000 0.000 -1.819
Polar
3z2-r2-3.639
x2-y2-1.819
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.876 0.000 0.000
y 0.000 3.832 0.000
z 0.000 0.000 4.934


<r2> (average value of r2) Å2
<r2> 17.311
(<r2>)1/2 4.161