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All results from a given calculation for CH2CHNH2 (aminoethene)

using model chemistry: LSDA/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at LSDA/6-31G
 hartrees
Energy at 0K-133.172584
Energy at 298.15K-133.177861
HF Energy-133.172584
Nuclear repulsion energy71.411027
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/6-31G
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 3705 3630 31.82      
2 A 3570 3498 35.81      
3 A 3225 3160 12.23      
4 A 3119 3056 0.60      
5 A 3113 3050 18.83      
6 A 1727 1692 201.53      
7 A 1637 1604 55.89      
8 A 1433 1404 0.46      
9 A 1325 1298 25.63      
10 A 1291 1265 22.22      
11 A 1070 1048 17.11      
12 A 971 951 23.76      
13 A 946 927 0.40      
14 A 798 782 124.50      
15 A 692 678 5.35      
16 A 496 486 263.64      
17 A 449 440 2.49      
18 A 335 329 129.19      

Unscaled Zero Point Vibrational Energy (zpe) 14951.0 cm-1
Scaled (by 0.9797) Zero Point Vibrational Energy (zpe) 14647.5 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 LSDA/6-31G
ABC
1.92868 0.33349 0.28432

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/6-31G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.257 -0.192 -0.000
C2 -0.063 0.426 -0.000
N3 1.171 -0.173 0.000
H4 -1.349 -1.284 -0.001
H5 -2.182 0.386 0.000
H6 -0.018 1.523 0.000
H7 1.251 -1.185 0.001
H8 2.023 0.371 -0.001

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7 H8
C11.34512.42821.09541.09042.11572.69813.3289
C21.34511.37132.13962.11931.09772.07892.0869
N32.42821.37132.75393.39882.07131.01491.0117
H41.09542.13962.75391.86613.10602.60263.7569
H51.09042.11933.39881.86612.44353.77564.2052
H62.11571.09772.07133.10602.44352.99062.3442
H72.69812.07891.01492.60263.77562.99061.7371
H83.32892.08691.01173.75694.20522.34421.7371

picture of aminoethene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 126.740 C1 C2 H6 119.668
C2 C1 H4 122.166 C2 C1 H5 120.597
C2 N3 H7 120.466 C2 N3 H8 121.539
N3 C2 H6 113.591 H4 C1 H5 117.236
H7 N3 H8 117.995
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.396      
2 C 0.088      
3 N -0.754      
4 H 0.118      
5 H 0.133      
6 H 0.149      
7 H 0.329      
8 H 0.331      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.999 -0.028 0.001 2.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.705 -0.335 -0.001
y -0.335 -15.870 -0.001
z -0.001 -0.001 -22.503
Traceless
 xyz
x 3.482 -0.335 -0.001
y -0.335 3.234 -0.001
z -0.001 -0.001 -6.715
Polar
3z2-r2-13.431
x2-y20.165
xy-0.335
xz-0.001
yz-0.001


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.373 0.404 -0.000
y 0.404 4.190 0.000
z -0.000 0.000 1.465


<r2> (average value of r2) Å2
<r2> 49.782
(<r2>)1/2 7.056