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All results from a given calculation for CHNH2 (aminomethylene)

using model chemistry: B3PW91/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/TZVP
 hartrees
Energy at 0K-94.571275
Energy at 298.15K-94.574204
HF Energy-94.571275
Nuclear repulsion energy32.929599
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 B3PW91/TZVP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3554 3427 15.06 103.63 0.62 0.77
2 A' 3388 3267 20.16 366.97 0.29 0.45
3 A' 2928 2823 107.08 169.29 0.52 0.69
4 A' 1704 1643 11.49 26.57 0.47 0.64
5 A' 1454 1402 11.84 7.60 0.40 0.57
6 A' 1397 1347 21.69 3.54 0.73 0.84
7 A' 1083 1044 24.31 12.49 0.51 0.67
8 A" 1166 1125 10.54 2.06 0.75 0.86
9 A" 848 817 176.97 0.55 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8760.6 cm-1
Scaled (by 0.9643) Zero Point Vibrational Energy (zpe) 8447.9 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 B3PW91/TZVP
ABC
6.83844 1.14007 0.97716

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.063 0.784 0.000
N2 0.063 -0.521 0.000
H3 -1.003 1.092 0.000
H4 -0.755 -1.133 0.000
H5 0.945 -1.019 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.30541.10862.08402.0074
N21.30541.93271.02081.0129
H31.10861.93272.23822.8716
H42.08401.02082.23821.7031
H52.00741.01292.87161.7031

picture of aminomethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H4 126.820 C1 N2 H5 119.441
N2 C1 H3 106.091 H4 N2 H5 113.739
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.201      
2 N -0.330      
3 H 0.058      
4 H 0.211      
5 H 0.261      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.382 -3.288 0.000 3.567
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.060 -2.346 0.000
y -2.346 -13.721 0.000
z 0.000 0.000 -13.859
Traceless
 xyz
x 1.730 -2.346 0.000
y -2.346 -0.761 0.000
z 0.000 0.000 -0.969
Polar
3z2-r2-1.937
x2-y21.661
xy-2.346
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.248 -0.065 0.000
y -0.065 4.354 0.000
z 0.000 0.000 2.146


<r2> (average value of r2) Å2
<r2> 19.875
(<r2>)1/2 4.458