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All results from a given calculation for CH3NH2 (methyl amine)

using model chemistry: wB97X-D/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/6-31+G**
 hartrees
Energy at 0K-95.837705
Energy at 298.15K 
HF Energy-95.837705
Nuclear repulsion energy42.021586
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/6-31+G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3570 3400 0.08 98.18 0.10 0.19
2 A' 3101 2953 37.16 96.74 0.38 0.55
3 A' 3001 2857 96.96 145.76 0.14 0.24
4 A' 1682 1602 37.26 5.06 0.73 0.85
5 A' 1512 1440 8.39 13.85 0.71 0.83
6 A' 1473 1403 2.60 4.77 0.74 0.85
7 A' 1177 1121 7.50 0.92 0.75 0.86
8 A' 1098 1045 15.11 8.81 0.22 0.36
9 A' 825 786 199.54 2.43 0.68 0.81
10 A" 3664 3490 3.20 51.82 0.75 0.86
11 A" 3145 2995 31.99 69.87 0.75 0.86
12 A" 1529 1456 5.10 14.23 0.75 0.86
13 A" 1349 1285 0.00 2.14 0.75 0.86
14 A" 984 937 0.13 0.04 0.75 0.86
15 A" 312 298 44.48 0.14 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 14210.8 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 13533.0 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/6-31+G**
ABC
3.46061 0.76273 0.73139

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.048 0.704 0.000
N2 0.048 -0.754 0.000
H3 -0.949 1.171 0.000
H4 0.589 1.062 0.880
H5 0.589 1.062 -0.880
H6 -0.425 -1.121 -0.818
H7 -0.425 -1.121 0.818

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7
C11.45901.10111.09361.09362.05542.0554
N21.45902.16872.09022.09021.01331.0133
H31.10112.16871.77571.77572.48952.4895
H41.09362.09021.77571.76062.94602.4084
H51.09362.09021.77571.76062.40842.9460
H62.05541.01332.48952.94602.40841.6351
H72.05541.01332.48952.40842.94601.6351

picture of methyl amine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H6 111.205 C1 N2 H7 111.205
N2 C1 H3 115.090 N2 C1 H4 109.106
N2 C1 H5 109.106 H3 C1 H4 108.022
H3 C1 H5 108.022 H4 C1 H5 107.215
H6 N2 H7 107.575
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.381      
2 N -0.636      
3 H 0.128      
4 H 0.154      
5 H 0.154      
6 H 0.291      
7 H 0.291      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.432 0.431 0.000 1.496
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.333 2.408 0.000
y 2.408 -14.323 0.000
z 0.000 0.000 -12.519
Traceless
 xyz
x -1.912 2.408 0.000
y 2.408 -0.397 0.000
z 0.000 0.000 2.309
Polar
3z2-r24.618
x2-y2-1.010
xy2.408
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.166 -0.072 0.000
y -0.072 3.500 0.000
z 0.000 0.000 3.089


<r2> (average value of r2) Å2
<r2> 26.759
(<r2>)1/2 5.173