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All results from a given calculation for CH2CHNH2 (aminoethene)

using model chemistry: B3LYP/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/TZVP
 hartrees
Energy at 0K-134.002712
Energy at 298.15K-134.008106
HF Energy-134.002712
Nuclear repulsion energy71.588055
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 B3LYP/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 3666 3539 15.20      
2 A 3561 3438 14.65      
3 A 3243 3131 11.74      
4 A 3158 3048 9.19      
5 A 3147 3038 8.78      
6 A 1709 1650 180.66      
7 A 1656 1599 25.45      
8 A 1458 1408 1.27      
9 A 1343 1297 12.94      
10 A 1286 1242 46.16      
11 A 1074 1037 17.85      
12 A 1003 968 25.97      
13 A 966 932 4.21      
14 A 820 792 77.74      
15 A 701 677 6.69      
16 A 553 534 279.31      
17 A 470 454 3.21      
18 A 352 339 58.96      

Unscaled Zero Point Vibrational Energy (zpe) 15083.3 cm-1
Scaled (by 0.9654) Zero Point Vibrational Energy (zpe) 14561.4 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 B3LYP/TZVP
ABC
1.91843 0.33399 0.28636

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/TZVP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.251 -0.196 0.014
C2 0.069 0.426 -0.001
N3 -1.183 -0.169 -0.078
H4 1.334 -1.277 0.021
H5 2.168 0.374 0.003
H6 0.029 1.511 -0.012
H7 -1.222 -1.157 0.123
H8 -1.948 0.345 0.328

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7 H8
C11.33512.43511.08401.07992.09902.65463.2593
C21.33511.38842.12102.09891.08552.04652.0459
N32.43511.38842.75113.39502.07231.00891.0072
H41.08402.12102.75111.84973.07792.56013.6734
H51.07992.09893.39501.84972.42193.72094.1289
H62.09901.08552.07233.07792.42192.94942.3207
H72.65462.04651.00892.56013.72092.94941.6805
H83.25932.04591.00723.67344.12892.32071.6805

picture of aminoethene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 126.779 C1 C2 H6 119.906
C2 C1 H4 122.171 C2 C1 H5 120.347
C2 N3 H7 116.319 C2 N3 H8 116.397
N3 C2 H6 113.220 H4 C1 H5 117.474
H7 N3 H8 112.920
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.348      
2 C -0.011      
3 N -0.391      
4 H 0.102      
5 H 0.112      
6 H 0.110      
7 H 0.210      
8 H 0.216      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.369 -0.008 0.914 1.646
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.507 0.225 -1.972
y 0.225 -16.510 -0.123
z -1.972 -0.123 -22.923
Traceless
 xyz
x 2.210 0.225 -1.972
y 0.225 3.705 -0.123
z -1.972 -0.123 -5.915
Polar
3z2-r2-11.830
x2-y2-0.997
xy0.225
xz-1.972
yz-0.123


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.035 -0.580 0.007
y -0.580 4.602 -0.012
z 0.007 -0.012 3.334


<r2> (average value of r2) Å2
<r2> 50.021
(<r2>)1/2 7.073