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

using model chemistry: wB97X-D/aug-cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 2A1
Energy calculated at wB97X-D/aug-cc-pVQZ
 hartrees
Energy at 0K-96.379436
Energy at 298.15K-96.386601
HF Energy-96.379436
Nuclear repulsion energy 
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 wB97X-D/aug-cc-pVQZ
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 3093 3093 43.70      
2 A1 3054 3054 253.18      
3 A1 1416 1416 0.17      
4 A1 1379 1379 825.74      
5 A1 967 967 56.86      
6 A2 286 286 0.00      
7 E 3191 3191 2.28      
7 E 3191 3191 2.28      
8 E 2933 2933 4465.63      
8 E 2933 2933 4461.25      
9 E 1510 1510 310.19      
9 E 1510 1510 310.57      
10 E 1493 1493 14.57      
10 E 1493 1493 14.50      
11 E 1248 1248 0.48      
11 E 1248 1248 0.47      
12 E 894 894 133.25      
12 E 894 894 133.33      

Unscaled Zero Point Vibrational Energy (zpe) 16365.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16365.7 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 wB97X-D/aug-cc-pVQZ
ABC
2.79239 0.67762 0.67762

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/aug-cc-pVQZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.793
N2 0.000 0.000 0.701
H3 0.000 -1.030 -1.134
H4 -0.892 0.515 -1.134
H5 0.892 0.515 -1.134
H6 0.000 0.967 1.084
H7 -0.838 -0.484 1.084
H8 0.838 -0.484 1.084

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7 H8
C11.49341.08531.08531.08532.11162.11162.1116
N21.49342.10422.10422.10421.04041.04041.0404
H31.08532.10421.78441.78442.98512.43352.4335
H41.08532.10421.78441.78442.43352.43352.9851
H51.08532.10421.78441.78442.43352.98512.4335
H62.11161.04042.98512.43352.43351.67511.6751
H72.11161.04042.43352.43352.98511.67511.6751
H82.11161.04042.43352.98512.43351.67511.6751

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 111.639 C1 N2 H7 111.639
C1 N2 H8 111.639 N2 C1 H3 108.330
N2 C1 H4 108.330 N2 C1 H5 108.330
H3 C1 H4 110.588 H3 C1 H5 110.588
H4 C1 H5 110.588 H6 N2 H7 107.219
H6 N2 H8 107.219 H7 N2 H8 107.219
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/aug-cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.029      
2 N -0.619      
3 H 0.154      
4 H 0.154      
5 H 0.154      
6 H 0.062      
7 H 0.062      
8 H 0.062      


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 -3.236 3.236
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.229 0.000 0.000
y 0.000 -24.229 0.000
z 0.000 0.000 -24.376
Traceless
 xyz
x 0.073 0.000 0.000
y 0.000 0.073 0.000
z 0.000 0.000 -0.146
Polar
3z2-r2-0.292
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 52.536 0.000 0.000
y 0.000 52.531 -0.007
z 0.000 -0.007 29.522


<r2> (average value of r2) Å2
<r2> 35.747
(<r2>)1/2 5.979