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All results from a given calculation for CHNH2 (aminomethylene)

using model chemistry: B1B95/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/3-21G*
 hartrees
Energy at 0K-93.992087
Energy at 298.15K-93.995032
HF Energy-93.992087
Nuclear repulsion energy32.565788
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 B1B95/3-21G*
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' 3514 3356 11.08 103.60 0.53 0.70
2 A' 3319 3169 23.81 291.70 0.30 0.46
3 A' 2819 2692 145.26 122.95 0.47 0.64
4 A' 1756 1677 8.60 32.86 0.43 0.60
5 A' 1450 1384 33.10 11.69 0.73 0.85
6 A' 1361 1299 11.16 2.75 0.25 0.40
7 A' 1094 1044 28.29 13.36 0.61 0.76
8 A" 1167 1115 11.51 0.86 0.75 0.86
9 A" 923 882 252.81 1.53 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8701.1 cm-1
Scaled (by 0.9549) Zero Point Vibrational Energy (zpe) 8308.7 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 B1B95/3-21G*
ABC
6.73839 1.11072 0.95354

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.062 0.796 0.000
N2 0.062 -0.528 0.000
H3 -1.017 1.099 0.000
H4 -0.749 -1.157 0.000
H5 0.954 -1.019 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.32381.12112.11482.0213
N21.32381.95271.02671.0172
H31.12111.95272.27232.8927
H42.11481.02672.27231.7081
H52.02131.01722.89271.7081

picture of aminomethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H4 127.791 C1 N2 H5 118.830
N2 C1 H3 105.709 H4 N2 H5 113.378
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.070      
2 N -0.714      
3 H 0.132      
4 H 0.308      
5 H 0.344      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.293 -3.289 0.000 3.534
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.655 -2.217 0.000
y -2.217 -13.173 0.000
z 0.000 0.000 -13.308
Traceless
 xyz
x 1.586 -2.217 0.000
y -2.217 -0.692 0.000
z 0.000 0.000 -0.894
Polar
3z2-r2-1.788
x2-y21.518
xy-2.217
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.512 -0.298 0.000
y -0.298 3.412 0.000
z 0.000 0.000 1.183


<r2> (average value of r2) Å2
<r2> 19.831
(<r2>)1/2 4.453