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All results from a given calculation for CH3NH3 (methyl ammonium radical)

using model chemistry: B3LYPultrafine/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 2A1
Energy calculated at B3LYPultrafine/Def2TZVPP
 hartrees
Energy at 0K-96.401979
Energy at 298.15K-96.409081
HF Energy-96.401979
Nuclear repulsion energy47.427955
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 B3LYPultrafine/Def2TZVPP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3056 3056 82.94      
2 A1 2811 2811 10.77      
3 A1 1366 1366 51.16      
4 A1 1269 1269 227.67      
5 A1 892 892 30.84      
6 A2 282 282 0.00      
7 E 3146 3146 5.71      
7 E 3146 3146 5.70      
8 E 2504 2504 2919.45      
8 E 2504 2504 2919.79      
9 E 1484 1484 1.93      
9 E 1484 1484 1.94      
10 E 1383 1383 2.66      
10 E 1383 1383 2.66      
11 E 1213 1213 36.50      
11 E 1213 1213 36.50      
12 E 874 874 69.65      
12 E 874 874 69.73      

Unscaled Zero Point Vibrational Energy (zpe) 15439.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 15439.8 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 B3LYPultrafine/Def2TZVPP
ABC
2.72409 0.66963 0.66963

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/Def2TZVPP

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.799
N2 0.000 0.000 0.707
H3 0.000 -1.034 -1.133
H4 -0.896 0.517 -1.133
H5 0.896 0.517 -1.133
H6 0.000 0.988 1.082
H7 -0.856 -0.494 1.082
H8 0.856 -0.494 1.082

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7 H8
C11.50611.08681.08681.08682.12512.12512.1251
N21.50612.11042.11042.11041.05711.05711.0571
H31.08682.11041.79161.79162.99942.43502.4350
H41.08682.11041.79161.79162.43502.43502.9994
H51.08682.11041.79161.79162.43502.99942.4350
H62.12511.05712.99942.43502.43501.71191.7119
H72.12511.05712.43502.43502.99941.71191.7119
H82.12511.05712.43502.99942.43501.71191.7119

picture of methyl ammonium radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H6 110.784 C1 N2 H7 110.784
C1 N2 H8 110.784 N2 C1 H3 107.866
N2 C1 H4 107.866 N2 C1 H5 107.866
H3 C1 H4 111.027 H3 C1 H5 111.027
H4 C1 H5 111.027 H6 N2 H7 108.127
H6 N2 H8 108.127 H7 N2 H8 108.127
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.056      
2 N 0.581      
3 H 0.052      
4 H 0.052      
5 H 0.052      
6 H -0.227      
7 H -0.227      
8 H -0.227      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -1.510 1.510
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.281 0.000 0.000
y 0.000 -19.281 0.000
z 0.000 0.000 -18.347
Traceless
 xyz
x -0.467 0.000 0.000
y 0.000 -0.467 0.000
z 0.000 0.000 0.934
Polar
3z2-r21.868
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 14.262 0.000 0.000
y 0.000 14.261 -0.001
z 0.000 -0.001 9.186


<r2> (average value of r2) Å2
<r2> 32.680
(<r2>)1/2 5.717