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

using model chemistry: M06-2X/STO-3G

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/STO-3G
 hartrees
Energy at 0K-241.690043
Energy at 298.15K 
HF Energy-241.690043
Nuclear repulsion energy118.886118
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/STO-3G
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' 3562 3562 3.63      
2 A' 3373 3373 8.00      
3 A' 1621 1621 8.07      
4 A' 1501 1501 0.03      
5 A' 1382 1382 34.71      
6 A' 1127 1127 0.23      
7 A' 916 916 9.01      
8 A' 573 573 16.60      
9 A' 520 520 0.85      
10 A" 3575 3575 4.96      
11 A" 1729 1729 37.76      
12 A" 1626 1626 17.17      
13 A" 1110 1110 2.34      
14 A" 414 414 0.66      
15 A" 74i 74i 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 11478.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11478.3 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/STO-3G
ABC
0.36652 0.32218 0.17738

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 -1.384 0.000
N2 -0.003 0.174 0.000
H3 1.047 -1.722 0.000
H4 -0.516 -1.719 0.909
H5 -0.516 -1.719 -0.909
O6 0.000 0.765 -1.155
O7 0.000 0.765 1.155

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 O6 O7
C11.55881.09931.09791.09792.44062.4406
N21.55882.16732.16222.16221.29761.2976
H31.09932.16731.80771.80772.93512.9351
H41.09792.16221.80771.81883.27142.5495
H51.09792.16221.80771.81882.54953.2714
O62.44061.29762.93513.27142.54952.3103
O72.44061.29762.93512.54953.27142.3103

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 117.096 C1 N2 O7 117.096
N2 C1 H3 107.995 N2 C1 H4 107.688
N2 C1 H5 107.688 H3 C1 H4 110.724
H3 C1 H5 110.724 H4 C1 H5 111.849
O6 N2 O7 125.806
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.140      
2 N 0.095      
3 H 0.109      
4 H 0.111      
5 H 0.111      
6 O -0.143      
7 O -0.143      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.015 -2.685 0.000 2.685
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.621 -0.030 0.000
y -0.030 -20.106 0.000
z 0.000 0.000 -23.466
Traceless
 xyz
x 2.165 -0.030 0.000
y -0.030 1.437 0.000
z 0.000 0.000 -3.602
Polar
3z2-r2-7.204
x2-y20.485
xy-0.030
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.135 -0.014 0.000
y -0.014 2.354 0.000
z 0.000 0.000 3.162


<r2> (average value of r2) Å2
<r2> 67.750
(<r2>)1/2 8.231