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

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 CS 1A'
Energy calculated at HSEh1PBE/6-31G
 hartrees
Energy at 0K-95.711853
Energy at 298.15K 
HF Energy-95.711853
Nuclear repulsion energy42.046170
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 A' 3614 3457 0.15 105.64 0.13 0.23
2 A' 3097 2963 47.81 93.88 0.24 0.39
3 A' 2968 2839 130.69 154.44 0.19 0.32
4 A' 1724 1649 29.33 9.14 0.67 0.80
5 A' 1546 1479 11.87 29.12 0.67 0.80
6 A' 1508 1443 2.86 13.73 0.66 0.80
7 A' 1176 1125 11.83 8.98 0.55 0.71
8 A' 1129 1080 14.02 6.59 0.41 0.58
9 A' 560 536 350.04 6.23 0.28 0.44
10 A" 3735 3573 2.27 56.45 0.75 0.86
11 A" 3149 3012 36.65 73.58 0.75 0.86
12 A" 1568 1500 3.99 25.75 0.75 0.86
13 A" 1351 1293 0.06 3.82 0.75 0.86
14 A" 986 943 2.66 0.87 0.75 0.86
15 A" 280 268 49.10 4.29 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 14195.2 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 13579.1 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
3.54658 0.76384 0.72410

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.032 0.707 0.000
N2 0.032 -0.743 0.000
H3 -0.964 1.185 0.000
H4 0.572 1.074 0.879
H5 0.572 1.074 -0.879
H6 -0.301 -1.187 -0.841
H7 -0.301 -1.187 0.841

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7
C11.44931.10561.09481.09482.09912.0991
N21.44932.17032.08872.08871.00821.0082
H31.10562.17031.77371.77372.60332.6033
H41.09482.08871.77371.75772.97212.4243
H51.09482.08871.77371.75772.42432.9721
H62.09911.00822.60332.97212.42431.6819
H72.09911.00822.60332.42432.97211.6819

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 116.182 C1 N2 H7 116.182
N2 C1 H3 115.656 N2 C1 H4 109.582
N2 C1 H5 109.582 H3 C1 H4 107.429
H3 C1 H5 107.429 H4 C1 H5 106.783
H6 N2 H7 113.050
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 -0.323      
2 N -0.757      
3 H 0.134      
4 H 0.171      
5 H 0.171      
6 H 0.302      
7 H 0.302      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.214 0.074 0.000 1.216
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.320 2.045 0.000
y 2.045 -13.124 0.000
z 0.000 0.000 -12.153
Traceless
 xyz
x -2.682 2.045 0.000
y 2.045 0.612 0.000
z 0.000 0.000 2.069
Polar
3z2-r24.139
x2-y2-2.196
xy2.045
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.200 0.061 0.000
y 0.061 3.031 0.000
z 0.000 0.000 2.765


<r2> (average value of r2) Å2
<r2> 26.578
(<r2>)1/2 5.155