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All results from a given calculation for CH2CHNH2 (aminoethene)

using model chemistry: LSDA/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-133.211013
Energy at 298.15K-133.216330
HF Energy-133.211013
Nuclear repulsion energy71.373551
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/cc-pVDZ
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 3584 3544 20.77      
2 A 3467 3428 14.63      
3 A 3205 3170 4.52      
4 A 3092 3058 0.91      
5 A 3086 3052 13.87      
6 A 1712 1693 160.08      
7 A 1545 1528 30.58      
8 A 1360 1345 1.31      
9 A 1279 1265 29.07      
10 A 1254 1240 10.18      
11 A 1062 1051 9.04      
12 A 953 943 19.60      
13 A 913 903 2.10      
14 A 746 738 55.56      
15 A 681 673 8.73      
16 A 546 540 231.77      
17 A 457 452 5.90      
18 A 363 359 65.24      

Unscaled Zero Point Vibrational Energy (zpe) 14651.6 cm-1
Scaled (by 0.989) Zero Point Vibrational Energy (zpe) 14490.5 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/cc-pVDZ
ABC
1.88501 0.33500 0.28659

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.251 -0.194 0.017
C2 0.059 0.425 -0.001
N3 -1.177 -0.169 -0.083
H4 1.331 -1.293 0.026
H5 2.179 0.392 -0.005
H6 0.017 1.530 -0.011
H7 -1.198 -1.173 0.122
H8 -1.952 0.336 0.352

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6 H7 H8
C11.34352.43061.10251.09752.12022.63973.2638
C21.34351.37422.13802.12061.10542.03702.0434
N32.43061.37422.75023.40402.07801.02461.0219
H41.10252.13802.75021.88713.11412.53303.6788
H51.09752.12063.40401.88712.44363.72424.1468
H62.12021.10542.07803.11412.44362.96632.3309
H72.63972.03701.02462.53303.72422.96631.7024
H83.26382.04341.02193.67884.14682.33091.7024

picture of aminoethene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 126.850 C1 C2 H6 119.622
C2 C1 H4 121.560 C2 C1 H5 120.291
C2 N3 H7 115.473 C2 N3 H8 116.260
N3 C2 H6 113.425 H4 C1 H5 118.131
H7 N3 H8 112.582
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.137      
2 C -0.100      
3 N -0.125      
4 H 0.027      
5 H 0.049      
6 H 0.045      
7 H 0.114      
8 H 0.126      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.673 -0.096 0.877 1.891
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.851 0.390 -1.813
y 0.390 -16.434 -0.105
z -1.813 -0.105 -22.039
Traceless
 xyz
x 2.386 0.390 -1.813
y 0.390 3.011 -0.105
z -1.813 -0.105 -5.397
Polar
3z2-r2-10.794
x2-y2-0.417
xy0.390
xz-1.813
yz-0.105


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.737 -0.402 -0.063
y -0.402 4.605 -0.009
z -0.063 -0.009 2.195


<r2> (average value of r2) Å2
<r2> 49.753
(<r2>)1/2 7.054