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

using model chemistry: BLYP/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 2A1
Energy calculated at BLYP/6-311G**
 hartrees
Energy at 0K-96.328389
Energy at 298.15K-96.335375
HF Energy-96.328389
Nuclear repulsion energy46.721505
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 BLYP/6-311G**
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 2969 2958 115.52      
2 A1 2589 2579 77.64      
3 A1 1297 1292 121.53      
4 A1 1191 1187 128.77      
5 A1 796 793 30.88      
6 A2 260 259 0.00      
7 E 3058 3046 21.87      
7 E 3058 3046 21.86      
8 E 2161 2152 2821.84      
8 E 2161 2152 2822.49      
9 E 1430 1424 9.87      
9 E 1430 1424 9.86      
10 E 1281 1276 6.99      
10 E 1281 1276 6.98      
11 E 1132 1128 158.53      
11 E 1132 1128 158.46      
12 E 839 836 39.92      
12 E 839 836 39.93      

Unscaled Zero Point Vibrational Energy (zpe) 14452.5 cm-1
Scaled (by 0.9961) Zero Point Vibrational Energy (zpe) 14396.1 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 BLYP/6-311G**
ABC
2.62791 0.65129 0.65129

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-311G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.813
N2 0.000 0.000 0.718
H3 0.000 -1.046 -1.140
H4 -0.905 0.523 -1.140
H5 0.905 0.523 -1.140
H6 0.000 1.014 1.090
H7 -0.878 -0.507 1.090
H8 0.878 -0.507 1.090

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7 H8
C11.53101.09561.09561.09562.15642.15642.1564
N21.53102.13252.13252.13251.08021.08021.0802
H31.09562.13251.81091.81093.03612.45702.4570
H41.09562.13251.81091.81092.45702.45703.0361
H51.09562.13251.81091.81092.45703.03612.4570
H62.15641.08023.03612.45702.45701.75661.7566
H72.15641.08022.45702.45703.03611.75661.7566
H82.15641.08022.45703.03612.45701.75661.7566

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 110.144 C1 N2 H7 110.144
C1 N2 H8 110.144 N2 C1 H3 107.393
N2 C1 H4 107.393 N2 C1 H5 107.393
H3 C1 H4 111.467 H3 C1 H5 111.467
H4 C1 H5 111.467 H6 N2 H7 108.790
H6 N2 H8 108.790 H7 N2 H8 108.790
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.152      
2 N -0.111      
3 H 0.101      
4 H 0.101      
5 H 0.101      
6 H -0.014      
7 H -0.014      
8 H -0.014      


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 -1.321 1.321
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.228 0.000 0.000
y 0.000 -18.228 0.000
z 0.000 0.000 -18.084
Traceless
 xyz
x -0.072 0.000 0.000
y 0.000 -0.072 0.000
z 0.000 0.000 0.144
Polar
3z2-r20.287
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 12.052 0.000 0.000
y 0.000 12.054 -0.000
z 0.000 -0.000 8.727


<r2> (average value of r2) Å2
<r2> 32.762
(<r2>)1/2 5.724