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

using model chemistry: HSEh1PBE/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 2A1
Energy calculated at HSEh1PBE/6-31G*
 hartrees
Energy at 0K-96.206314
Energy at 298.15K-96.211723
HF Energy-96.206314
Nuclear repulsion energy47.057232
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 HSEh1PBE/6-31G*
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 3094 2943 56.15      
2 A1 2514 2390 88.15      
3 A1 1335 1270 131.80      
4 A1 1141 1085 10.22      
5 A1 868 826 27.74      
6 A2 282 268 0.00      
7 E 3195 3038 15.16      
7 E 3195 3038 15.17      
8 E 1600 1522 2045.02      
8 E 1600 1522 2045.78      
9 E 1488 1415 193.11      
9 E 1488 1415 192.98      
10 E 1229 1169 2.82      
10 E 1229 1169 2.82      
11 E 864 821 2.72      
11 E 864 821 2.72      
12 E 55 52 3326.66      
12 E 55 52 3327.97      

Unscaled Zero Point Vibrational Energy (zpe) 13047.4 cm-1
Scaled (by 0.951) Zero Point Vibrational Energy (zpe) 12408.1 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 HSEh1PBE/6-31G*
ABC
2.58723 0.67324 0.67324

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.792
N2 0.000 0.000 0.708
H3 0.000 -1.039 -1.126
H4 -0.900 0.520 -1.126
H5 0.900 0.520 -1.126
H6 0.000 1.037 1.058
H7 -0.898 -0.518 1.058
H8 0.898 -0.518 1.058

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7 H8
C11.50081.09161.09161.09162.12122.12122.1212
N21.50082.10862.10862.10861.09421.09421.0942
H31.09162.10861.80021.80023.01362.41852.4185
H41.09162.10861.80021.80022.41852.41853.0136
H51.09162.10861.80021.80022.41853.01362.4185
H62.12121.09423.01362.41852.41851.79571.7957
H72.12121.09422.41852.41853.01361.79571.7957
H82.12121.09422.41853.01362.41851.79571.7957

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 108.641 C1 N2 H7 108.641
C1 N2 H8 108.641 N2 C1 H3 107.807
N2 C1 H4 107.807 N2 C1 H5 107.807
H3 C1 H4 111.083 H3 C1 H5 111.083
H4 C1 H5 111.083 H6 N2 H7 110.288
H6 N2 H8 110.288 H7 N2 H8 110.288
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.412      
2 N -0.418      
3 H 0.181      
4 H 0.181      
5 H 0.181      
6 H 0.095      
7 H 0.095      
8 H 0.095      


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 -1.004 1.004
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.851 0.000 0.000
y 0.000 -16.851 0.000
z 0.000 0.000 -16.596
Traceless
 xyz
x -0.128 0.000 0.000
y 0.000 -0.128 0.000
z 0.000 0.000 0.255
Polar
3z2-r20.510
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 8.211 0.000 0.000
y 0.000 8.208 0.000
z 0.000 0.000 5.228


<r2> (average value of r2) Å2
<r2> 31.382
(<r2>)1/2 5.602