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All results from a given calculation for CH3NO2 (Methane, nitro-)

using model chemistry: M06-2X/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS Os out of place 1A'
Energy calculated at M06-2X/6-311G*
 hartrees
Energy at 0K-244.968977
Energy at 298.15K 
HF Energy-244.968977
Nuclear repulsion energy125.834537
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 M06-2X/6-311G*
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' 3211 3211 0.77      
2 A' 3111 3111 0.26      
3 A' 1518 1518 100.39      
4 A' 1495 1495 26.83      
5 A' 1428 1428 9.18      
6 A' 1154 1154 1.98      
7 A' 975 975 13.87      
8 A' 696 696 25.35      
9 A' 627 627 7.12      
10 A" 3234 3234 0.02      
11 A" 1759 1759 372.29      
12 A" 1486 1486 34.16      
13 A" 1134 1134 12.58      
14 A" 499 499 0.79      
15 A" 88i 88i 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 11119.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11119.6 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 M06-2X/6-311G*
ABC
0.41763 0.35570 0.19937

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.001 -1.317 0.000
N2 -0.013 0.176 0.000
H3 1.049 -1.614 0.000
H4 -0.493 -1.654 0.905
H5 -0.493 -1.654 -0.905
O6 0.001 0.724 -1.077
O7 0.001 0.724 1.077

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 O6 O7
C11.49331.08871.08491.08492.30832.3083
N21.49332.08162.09702.09701.20881.2088
H31.08872.08161.78831.78832.77972.7797
H41.08492.09701.78831.81033.13512.4350
H51.08492.09701.78831.81032.43503.1351
O62.30831.20882.77973.13512.43502.1542
O72.30831.20882.77972.43503.13512.1542

picture of Methane, nitro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O6 116.971 C1 N2 O7 116.971
N2 C1 H3 106.391 N2 C1 H4 107.802
N2 C1 H5 107.802 H3 C1 H4 110.720
H3 C1 H5 110.720 H4 C1 H5 113.091
O6 N2 O7 126.020
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.533      
2 N 0.285      
3 H 0.281      
4 H 0.269      
5 H 0.269      
6 O -0.285      
7 O -0.285      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.046 -3.685 0.000 3.685
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.475 -0.106 0.000
y -0.106 -22.046 0.000
z 0.000 0.000 -26.531
Traceless
 xyz
x 2.813 -0.106 0.000
y -0.106 1.957 0.000
z 0.000 0.000 -4.770
Polar
3z2-r2-9.540
x2-y20.570
xy-0.106
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.491 -0.023 0.000
y -0.023 3.793 0.000
z 0.000 0.000 4.926


<r2> (average value of r2) Å2
<r2> 63.472
(<r2>)1/2 7.967