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

using model chemistry: B3LYPultrafine/TZVP

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/TZVP
 hartrees
Energy at 0K-96.396298
Energy at 298.15K-96.403408
HF Energy-96.396298
Nuclear repulsion energy47.328316
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/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 A1 3058 2946 80.65      
2 A1 2784 2683 12.53      
3 A1 1368 1318 60.66      
4 A1 1284 1237 213.01      
5 A1 884 851 32.18      
6 A2 284 274 0.00      
7 E 3149 3034 6.82      
7 E 3149 3034 6.82      
8 E 2459 2369 2938.60      
8 E 2459 2369 2938.54      
9 E 1486 1432 2.44      
9 E 1486 1432 2.44      
10 E 1371 1321 0.12      
10 E 1371 1321 0.12      
11 E 1211 1166 49.87      
11 E 1211 1166 49.88      
12 E 879 846 62.23      
12 E 879 846 62.23      

Unscaled Zero Point Vibrational Energy (zpe) 15385.7 cm-1
Scaled (by 0.9634) Zero Point Vibrational Energy (zpe) 14822.6 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 B3LYPultrafine/TZVP
ABC
2.71060 0.66704 0.66704

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.801
N2 0.000 0.000 0.709
H3 0.000 -1.035 -1.135
H4 -0.897 0.518 -1.135
H5 0.897 0.518 -1.135
H6 0.000 0.993 1.082
H7 -0.860 -0.496 1.082
H8 0.860 -0.496 1.082

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7 H8
C11.50941.08791.08791.08792.12862.12862.1286
N21.50942.11442.11442.11441.06051.06051.0605
H31.08792.11441.79321.79323.00472.43832.4383
H41.08792.11441.79321.79322.43832.43833.0047
H51.08792.11441.79321.79322.43833.00472.4383
H62.12861.06053.00472.43832.43831.71911.7191
H72.12861.06052.43832.43833.00471.71911.7191
H82.12861.06052.43833.00472.43831.71911.7191

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 110.627 C1 N2 H7 110.627
C1 N2 H8 110.627 N2 C1 H3 107.888
N2 C1 H4 107.888 N2 C1 H5 107.888
H3 C1 H4 111.007 H3 C1 H5 111.007
H4 C1 H5 111.007 H6 N2 H7 108.291
H6 N2 H8 108.291 H7 N2 H8 108.291
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.135      
2 N 0.302      
3 H 0.075      
4 H 0.075      
5 H 0.075      
6 H -0.131      
7 H -0.131      
8 H -0.131      


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 -1.463 1.463
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.180 0.000 0.000
y 0.000 -19.180 0.000
z 0.000 0.000 -18.268
Traceless
 xyz
x -0.456 0.000 0.000
y 0.000 -0.456 0.000
z 0.000 0.000 0.912
Polar
3z2-r21.824
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 13.770 0.000 0.000
y 0.000 13.769 -0.000
z 0.000 -0.000 8.870


<r2> (average value of r2) Å2
<r2> 32.701
(<r2>)1/2 5.719