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

using model chemistry: M06-2X/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 M06-2X/6-311G**
 hartrees
Energy at 0K-96.314638
Energy at 298.15K-96.321608
HF Energy-96.314638
Nuclear repulsion energy47.432696
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 M06-2X/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 3077 3077 34.46      
2 A1 2799 2799 0.73      
3 A1 1375 1375 61.91      
4 A1 1257 1257 176.77      
5 A1 941 941 35.87      
6 A2 297 297 0.00      
7 E 3174 3174 1.43      
7 E 3174 3174 1.28      
8 E 1536 1536 20215.93      
8 E 1535 1535 20270.76      
9 E 1485 1485 0.33      
9 E 1485 1485 1.17      
10 E 1381 1381 138.16      
10 E 1381 1381 141.80      
11 E 1119 1119 4419.73      
11 E 1118 1118 4397.59      
12 E 690 690 8757.79      
12 E 689 689 8845.40      

Unscaled Zero Point Vibrational Energy (zpe) 14255.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 14255.6 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 M06-2X/6-311G**
ABC
2.70989 0.67283 0.67283

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-311G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.796
N2 0.000 0.000 0.703
H3 0.000 -1.035 -1.131
H4 -0.897 0.518 -1.131
H5 0.897 0.518 -1.131
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
C11.49971.08811.08811.08812.12482.12482.1248
N21.49972.10632.10632.10631.06261.06261.0626
H31.08812.10631.79331.79333.00192.43472.4347
H41.08812.10631.79331.79332.43472.43473.0019
H51.08812.10631.79331.79332.43473.00192.4347
H62.12481.06263.00192.43472.43471.71941.7194
H72.12481.06262.43472.43473.00191.71941.7194
H82.12481.06262.43473.00192.43471.71941.7194

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 110.895 C1 N2 H7 110.895
C1 N2 H8 110.895 N2 C1 H3 107.906
N2 C1 H4 107.906 N2 C1 H5 107.906
H3 C1 H4 110.990 H3 C1 H5 110.990
H4 C1 H5 110.990 H6 N2 H7 108.010
H6 N2 H8 108.010 H7 N2 H8 108.010
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.237      
2 N -0.148      
3 H 0.145      
4 H 0.145      
5 H 0.145      
6 H -0.017      
7 H -0.017      
8 H -0.017      


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 -1.795 1.795
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.349 0.000 0.000
y 0.000 -18.349 0.000
z 0.000 0.000 -18.541
Traceless
 xyz
x 0.096 0.000 0.000
y 0.000 0.096 0.000
z 0.000 0.000 -0.193
Polar
3z2-r2-0.385
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 28.900 0.000 0.000
y 0.000 28.946 -0.020
z 0.000 -0.020 7.531


<r2> (average value of r2) Å2
<r2> 32.291
(<r2>)1/2 5.683