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

using model chemistry: B97D3/6-31+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 B97D3/6-31+G**
 hartrees
Energy at 0K-95.811299
Energy at 298.15K 
HF Energy-95.811299
Nuclear repulsion energy41.762157
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 B97D3/6-31+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' 3446 3386 1.87 108.67 0.10 0.18
2 A' 3020 2968 41.63 107.61 0.34 0.50
3 A' 2908 2858 126.03 172.69 0.19 0.31
4 A' 1648 1619 31.27 5.25 0.75 0.86
5 A' 1474 1449 9.09 13.63 0.69 0.82
6 A' 1435 1410 3.75 4.96 0.73 0.85
7 A' 1148 1128 6.63 0.80 0.75 0.86
8 A' 1035 1017 11.13 8.50 0.20 0.33
9 A' 817 803 185.50 3.10 0.64 0.78
10 A" 3540 3479 0.43 56.25 0.75 0.86
11 A" 3065 3012 37.83 73.20 0.75 0.86
12 A" 1494 1468 4.28 13.52 0.75 0.86
13 A" 1322 1299 0.01 2.11 0.75 0.86
14 A" 961 944 0.06 0.10 0.75 0.86
15 A" 312 307 42.27 0.17 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 13811.2 cm-1
Scaled (by 0.9828) Zero Point Vibrational Energy (zpe) 13573.6 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 B97D3/6-31+G**
ABC
3.41956 0.75212 0.72240

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.050 0.709 0.000
N2 0.050 -0.762 0.000
H3 -0.950 1.186 0.000
H4 0.594 1.067 0.885
H5 0.594 1.067 -0.885
H6 -0.441 -1.120 -0.818
H7 -0.441 -1.120 0.818

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7
C11.47021.10771.09861.09862.06252.0625
N21.47022.18892.10262.10261.01911.0191
H31.10772.18891.78351.78352.49892.4989
H41.09862.10261.78351.76922.95832.4202
H51.09862.10261.78351.76922.42022.9583
H62.06251.01912.49892.95832.42021.6359
H72.06251.01912.49892.42022.95831.6359

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 110.592 C1 N2 H7 110.592
N2 C1 H3 115.509 N2 C1 H4 109.013
N2 C1 H5 109.013 H3 C1 H4 107.872
H3 C1 H5 107.872 H4 C1 H5 107.261
H6 N2 H7 106.768
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.391      
2 N -0.600      
3 H 0.127      
4 H 0.150      
5 H 0.150      
6 H 0.282      
7 H 0.282      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.407 0.417 0.000 1.467
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.457 2.422 0.000
y 2.422 -14.565 0.000
z 0.000 0.000 -12.698
Traceless
 xyz
x -1.825 2.422 0.000
y 2.422 -0.488 0.000
z 0.000 0.000 2.313
Polar
3z2-r24.625
x2-y2-0.892
xy2.422
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.332 -0.111 0.000
y -0.111 3.752 0.000
z 0.000 0.000 3.184


<r2> (average value of r2) Å2
<r2> 27.090
(<r2>)1/2 5.205