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All results from a given calculation for CHNH2 (aminomethylene)

using model chemistry: TPSSh/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 TPSSh/3-21G*
 hartrees
Energy at 0K-94.047401
Energy at 298.15K-94.050333
HF Energy-94.047401
Nuclear repulsion energy32.331147
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 TPSSh/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' 3461 3342 8.33 105.05 0.51 0.68
2 A' 3239 3128 39.83 326.91 0.31 0.47
3 A' 2774 2679 163.30 130.32 0.49 0.66
4 A' 1745 1685 4.95 35.28 0.43 0.60
5 A' 1439 1390 35.79 12.41 0.75 0.85
6 A' 1321 1275 5.89 1.89 0.09 0.17
7 A' 1079 1042 29.92 14.98 0.59 0.74
8 A" 1161 1121 11.51 0.98 0.75 0.86
9 A" 892 862 244.67 1.64 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8556.0 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 8262.5 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 TPSSh/3-21G*
ABC
6.66372 1.09330 0.93921

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.063 0.803 0.000
N2 0.063 -0.532 0.000
H3 -1.023 1.101 0.000
H4 -0.751 -1.170 0.000
H5 0.959 -1.024 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.33501.12572.13452.0350
N21.33501.96091.03411.0228
H31.12571.96092.28762.9059
H42.13451.03412.28761.7165
H52.03501.02282.90591.7165

picture of aminomethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H4 128.123 C1 N2 H5 118.744
N2 C1 H3 105.346 H4 N2 H5 113.133
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.077      
2 N -0.691      
3 H 0.130      
4 H 0.300      
5 H 0.338      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.251 -3.276 0.000 3.507
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.582 -0.285 0.000
y -0.285 3.526 0.000
z 0.000 0.000 1.187


<r2> (average value of r2) Å2
<r2> 20.044
(<r2>)1/2 4.477