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All results from a given calculation for CH3NO (nitrosomethane)

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 1A'
Energy calculated at M06-2X/6-311G**
 hartrees
Energy at 0K-169.765772
Energy at 298.15K-169.769430
HF Energy-169.765772
Nuclear repulsion energy70.837739
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
(Å4/u)
Dep P Dep U
1 A' 3159 3159 6.07      
2 A' 3040 3040 1.00      
3 A' 1773 1773 84.32      
4 A' 1461 1461 25.09      
5 A' 1381 1381 23.70      
6 A' 1169 1169 17.58      
7 A' 879 879 16.60      
8 A' 596 596 2.77      
9 A" 3131 3131 1.73      
10 A" 1459 1459 14.31      
11 A" 975 975 2.42      
12 A" 124 124 1.43      

Unscaled Zero Point Vibrational Energy (zpe) 9573.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9573.3 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/6-311G**
ABC
2.05895 0.38827 0.34781

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 -0.937 -0.576 0.000
N2 0.000 0.570 0.000
O3 1.145 0.240 0.000
H4 -0.396 -1.523 0.000
H5 -1.571 -0.465 0.882
H6 -1.571 -0.465 -0.882

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.48032.23641.09051.09191.0919
N21.48031.19182.12992.07812.0781
O32.23641.19182.34142.94172.9417
H41.09052.12992.34141.81011.8101
H51.09192.07812.94171.81011.7643
H61.09192.07812.94171.81011.7643

picture of nitrosomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 113.191 N2 C1 H4 110.982
N2 C1 H5 106.811 N2 C1 H6 106.811
H4 C1 H5 112.079 H4 C1 H6 112.079
H5 C1 H6 107.779
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 -0.294      
2 N 0.029      
3 O -0.202      
4 H 0.145      
5 H 0.161      
6 H 0.161      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.993 -1.357 0.000 2.411
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.359 0.363 0.000
y 0.363 -19.112 0.000
z 0.000 0.000 -16.604
Traceless
 xyz
x -0.501 0.363 0.000
y 0.363 -1.631 0.000
z 0.000 0.000 2.132
Polar
3z2-r24.264
x2-y20.753
xy0.363
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.282 0.301 0.000
y 0.301 2.980 0.000
z 0.000 0.000 2.482


<r2> (average value of r2) Å2
<r2> 41.145
(<r2>)1/2 6.414