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

using model chemistry: B97D3/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 2A1
Energy calculated at B97D3/aug-cc-pVTZ
 hartrees
Energy at 0K-96.345697
Energy at 298.15K-96.352753
HF Energy-96.345697
Nuclear repulsion energy47.349966
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 B97D3/aug-cc-pVTZ
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 3010 2964 145.22      
2 A1 2803 2761 292.57      
3 A1 1356 1335 14.74      
4 A1 1255 1235 1623.30      
5 A1 858 844 152.32      
6 A2 260 256 0.00      
7 E 3106 3058 0.82      
7 E 3106 3058 0.81      
8 E 2615 2575 5548.88      
8 E 2615 2575 5563.78      
9 E 1449 1427 30.22      
9 E 1449 1427 30.47      
10 E 1386 1365 211.71      
10 E 1386 1365 212.64      
11 E 1198 1180 3.95      
11 E 1198 1180 3.75      
12 E 856 843 197.58      
12 E 856 843 198.07      

Unscaled Zero Point Vibrational Energy (zpe) 15379.8 cm-1
Scaled (by 0.9847) Zero Point Vibrational Energy (zpe) 15144.4 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 B97D3/aug-cc-pVTZ
ABC
2.73099 0.66449 0.66449

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/aug-cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.804
N2 0.000 0.000 0.710
H3 0.000 -1.038 -1.136
H4 -0.899 0.519 -1.136
H5 0.899 0.519 -1.136
H6 0.000 0.982 1.087
H7 -0.850 -0.491 1.087
H8 0.850 -0.491 1.087

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7 H8
C11.51341.09041.09041.09042.13062.13062.1306
N21.51342.11822.11822.11821.05171.05171.0517
H31.09042.11821.79851.79853.00422.44292.4429
H41.09042.11821.79851.79852.44292.44293.0042
H51.09042.11821.79851.79852.44293.00422.4429
H62.13061.05173.00422.44292.44291.70011.7001
H72.13061.05172.44292.44293.00421.70011.7001
H82.13061.05172.44293.00422.44291.70011.7001

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 111.042 C1 N2 H7 111.042
C1 N2 H8 111.042 N2 C1 H3 107.775
N2 C1 H4 107.775 N2 C1 H5 107.775
H3 C1 H4 111.113 H3 C1 H5 111.113
H4 C1 H5 111.113 H6 N2 H7 107.855
H6 N2 H8 107.855 H7 N2 H8 107.855
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.102      
2 N -0.516      
3 H 0.220      
4 H 0.220      
5 H 0.220      
6 H -0.082      
7 H -0.082      
8 H -0.082      


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 -2.735 2.735
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.972 0.000 0.000
y 0.000 -23.972 0.000
z 0.000 0.000 -22.663
Traceless
 xyz
x -0.654 0.000 0.000
y 0.000 -0.654 0.000
z 0.000 0.000 1.308
Polar
3z2-r22.616
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 63.596 0.000 0.000
y 0.000 63.680 -0.077
z 0.000 -0.077 34.505


<r2> (average value of r2) Å2
<r2> 35.648
(<r2>)1/2 5.971