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

using model chemistry: BLYP/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 BLYP/cc-pVDZ
 hartrees
Energy at 0K-96.285087
Energy at 298.15K-96.291987
HF Energy-96.285087
Nuclear repulsion energy46.436297
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 BLYP/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 2957 2962 109.03      
2 A1 2447 2451 115.09      
3 A1 1250 1252 141.89      
4 A1 1105 1107 64.85      
5 A1 785 787 33.45      
6 A2 266 266 0.00      
7 E 3056 3061 24.05      
7 E 3056 3061 24.05      
8 E 1885 1888 2647.24      
8 E 1885 1888 2647.86      
9 E 1386 1389 24.90      
9 E 1386 1389 24.89      
10 E 1197 1199 0.39      
10 E 1197 1199 0.39      
11 E 980 981 545.60      
11 E 980 981 545.42      
12 E 823 825 17.84      
12 E 823 825 17.85      

Unscaled Zero Point Vibrational Energy (zpe) 13732.7 cm-1
Scaled (by 1.0016) Zero Point Vibrational Energy (zpe) 13754.7 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 BLYP/cc-pVDZ
ABC
2.55474 0.65007 0.65007

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/cc-pVDZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.811
N2 0.000 0.000 0.718
H3 0.000 -1.056 -1.141
H4 -0.914 0.528 -1.141
H5 0.914 0.528 -1.141
H6 0.000 1.033 1.089
H7 -0.895 -0.517 1.089
H8 0.895 -0.517 1.089

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7 H8
C11.52931.10601.10601.10602.16292.16292.1629
N21.52932.13742.13742.13741.09771.09771.0977
H31.10602.13741.82901.82903.05522.46192.4619
H41.10602.13741.82901.82902.46192.46193.0552
H51.10602.13741.82901.82902.46193.05522.4619
H62.16291.09773.05522.46192.46191.78951.7895
H72.16291.09772.46192.46193.05521.78951.7895
H82.16291.09772.46193.05522.46191.78951.7895

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 109.753 C1 N2 H7 109.753
C1 N2 H8 109.753 N2 C1 H3 107.307
N2 C1 H4 107.307 N2 C1 H5 107.307
H3 C1 H4 111.546 H3 C1 H5 111.546
H4 C1 H5 111.546 H6 N2 H7 109.188
H6 N2 H8 109.188 H7 N2 H8 109.188
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.051      
2 N 0.219      
3 H 0.013      
4 H 0.013      
5 H 0.013      
6 H -0.103      
7 H -0.103      
8 H -0.103      


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 -1.056 1.056
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.469 0.000 0.000
y 0.000 -17.469 0.000
z 0.000 0.000 -17.299
Traceless
 xyz
x -0.085 0.000 0.000
y 0.000 -0.085 0.000
z 0.000 0.000 0.170
Polar
3z2-r20.340
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 9.651 0.000 0.000
y 0.000 9.654 0.000
z 0.000 0.000 7.340


<r2> (average value of r2) Å2
<r2> 32.439
(<r2>)1/2 5.695