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All results from a given calculation for CH2CHNH2 (aminoethene)

using model chemistry: PBEPBE/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at PBEPBE/6-31+G**
 hartrees
Energy at 0K-133.784025
Energy at 298.15K-133.789321
HF Energy-133.784025
Nuclear repulsion energy70.968962
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 PBEPBE/6-31+G**
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 3610 3568 17.82      
2 A 3494 3454 11.49      
3 A 3200 3164 10.29      
4 A 3107 3072 7.72      
5 A 3099 3063 11.38      
6 A 1667 1648 194.06      
7 A 1603 1585 25.18      
8 A 1404 1388 2.06      
9 A 1296 1282 19.19      
10 A 1252 1238 37.77      
11 A 1050 1038 15.75      
12 A 954 944 28.48      
13 A 928 917 4.84      
14 A 760 752 78.56      
15 A 672 665 8.58      
16 A 546 539 277.17      
17 A 454 449 2.14      
18 A 350 346 58.94      

Unscaled Zero Point Vibrational Energy (zpe) 14722.5 cm-1
Scaled (by 0.9886) Zero Point Vibrational Energy (zpe) 14554.6 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 PBEPBE/6-31+G**
ABC
1.87828 0.32878 0.28175

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.262 -0.197 0.015
C2 0.065 0.431 0.001
N3 -1.190 -0.172 -0.081
H4 1.349 -1.288 0.022
H5 2.186 0.384 -0.003
H6 0.020 1.527 -0.013
H7 -1.221 -1.169 0.127
H8 -1.964 0.340 0.336

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7 H8
C11.35222.45471.09481.09062.12472.66973.2867
C21.35221.39482.14582.12131.09652.05662.0585
N32.45471.39482.77573.42222.08621.01901.0171
H41.09482.14582.77571.86963.11282.57533.7048
H51.09062.12133.42221.86962.44903.74644.1640
H62.12471.09652.08623.11282.44902.97052.3379
H72.66972.05661.01902.57533.74642.97051.6944
H83.28672.05851.01713.70484.16402.33791.6944

picture of aminoethene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 126.657 C1 C2 H6 120.028
C2 C1 H4 122.195 C2 C1 H5 120.170
C2 N3 H7 115.992 C2 N3 H8 116.311
N3 C2 H6 113.193 H4 C1 H5 117.622
H7 N3 H8 112.643
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.416      
2 C -0.069      
3 N -0.523      
4 H 0.132      
5 H 0.147      
6 H 0.142      
7 H 0.292      
8 H 0.293      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.440 -0.058 0.932 1.716
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.603 0.236 -2.092
y 0.236 -16.582 -0.144
z -2.092 -0.144 -23.454
Traceless
 xyz
x 2.415 0.236 -2.092
y 0.236 3.946 -0.144
z -2.092 -0.144 -6.361
Polar
3z2-r2-12.722
x2-y2-1.021
xy0.236
xz-2.092
yz-0.144


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.537 -0.564 0.102
y -0.564 4.780 -0.003
z 0.102 -0.003 4.044


<r2> (average value of r2) Å2
<r2> 50.801
(<r2>)1/2 7.127