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

using model chemistry: M06-2X/aug-cc-pVDZ

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/aug-cc-pVDZ
 hartrees
Energy at 0K-96.318881
Energy at 298.15K-96.326033
HF Energy-96.318881
Nuclear repulsion energy47.666482
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/aug-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 A1 3095 3095 47.84      
2 A1 3092 3092 32.14      
3 A1 1399 1399 168.68      
4 A1 1386 1386 97.74      
5 A1 980 980 32.31      
6 A2 279 279 0.00      
7 E 3201 3201 14.05      
7 E 3200 3200 14.49      
8 E 3089 3089 1674.77      
8 E 3089 3089 1684.84      
9 E 1513 1513 138.77      
9 E 1513 1513 138.06      
10 E 1457 1457 0.39      
10 E 1457 1457 0.44      
11 E 1240 1240 0.11      
11 E 1239 1239 0.02      
12 E 879 879 75.13      
12 E 879 879 77.34      

Unscaled Zero Point Vibrational Energy (zpe) 16492.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16492.5 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 M06-2X/aug-cc-pVDZ
ABC
2.75920 0.67509 0.67509

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/aug-cc-pVDZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.795
N2 0.000 0.000 0.702
H3 0.000 -1.040 -1.131
H4 -0.901 0.520 -1.131
H5 0.901 0.520 -1.131
H6 0.000 0.969 1.084
H7 -0.839 -0.484 1.084
H8 0.839 -0.484 1.084

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7 H8
C11.49751.09301.09301.09302.11442.11442.1144
N21.49752.10782.10782.10781.04141.04141.0414
H31.09302.10781.80161.80162.99052.43302.4330
H41.09302.10781.80161.80162.43302.43302.9905
H51.09302.10781.80161.80162.43302.99052.4330
H62.11441.04142.99052.43302.43301.67821.6782
H72.11441.04142.43302.43302.99051.67821.6782
H82.11441.04142.43302.99052.43301.67821.6782

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 111.509 C1 N2 H7 111.509
C1 N2 H8 111.509 N2 C1 H3 107.890
N2 C1 H4 107.890 N2 C1 H5 107.890
H3 C1 H4 111.005 H3 C1 H5 111.005
H4 C1 H5 111.005 H6 N2 H7 107.359
H6 N2 H8 107.359 H7 N2 H8 107.359
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 1.561      
2 N -0.488      
3 H -0.267      
4 H -0.267      
5 H -0.267      
6 H -0.091      
7 H -0.091      
8 H -0.091      


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 -2.786 2.786
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.656 0.000 0.000
y 0.000 -23.656 0.000
z 0.000 0.000 -22.973
Traceless
 xyz
x -0.342 0.000 0.000
y 0.000 -0.342 0.000
z 0.000 0.000 0.684
Polar
3z2-r21.367
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 44.964 0.000 0.000
y 0.000 44.986 0.071
z 0.000 0.071 22.284


<r2> (average value of r2) Å2
<r2> 35.306
(<r2>)1/2 5.942