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All results from a given calculation for CH3ONO (Methyl nitrite)

using model chemistry: wB97X-D/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS cis 1A'
Energy calculated at wB97X-D/6-311G**
 hartrees
Energy at 0K-244.992812
Energy at 298.15K-244.997546
HF Energy-244.992812
Nuclear repulsion energy124.012708
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 wB97X-D/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' 3196 3057 7.07      
2 A' 3066 2933 12.24      
3 A' 1740 1664 165.73      
4 A' 1488 1423 9.72      
5 A' 1451 1388 2.34      
6 A' 1199 1146 0.52      
7 A' 1048 1002 150.99      
8 A' 902 862 86.17      
9 A' 743 711 91.75      
10 A' 373 357 3.01      
11 A" 3146 3010 19.73      
12 A" 1485 1421 12.16      
13 A" 1165 1115 0.72      
14 A" 374 358 2.97      
15 A" 187 179 0.11      

Unscaled Zero Point Vibrational Energy (zpe) 10781.5 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 10312.5 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 wB97X-D/6-311G**
ABC
0.69087 0.25179 0.19122

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.325 0.317 0.000
O2 0.000 0.863 0.000
H3 1.978 1.185 0.000
H4 1.494 -0.292 0.890
H5 1.494 -0.292 -0.890
N6 -1.023 -0.019 0.000
O7 -0.719 -1.159 0.000

Atom - Atom Distances (Å)
  C1 O2 H3 H4 H5 N6 O7
C11.43271.08681.09171.09172.37222.5208
O21.43272.00452.08712.08711.35092.1452
H31.08682.00451.79171.79173.23443.5734
H41.09172.08711.79171.78032.68362.5374
H51.09172.08711.79171.78032.68362.5374
N62.37221.35093.23442.68362.68361.1794
O72.52082.14523.57342.53742.53741.1794

picture of Methyl nitrite state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O2 N6 116.870 O2 C1 H3 104.583
O2 C1 H4 110.817 O2 C1 H5 110.817
O2 N6 O7 115.785 H3 C1 H4 110.661
H3 C1 H5 110.661 H4 C1 H5 109.247
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.169      
2 O -0.266      
3 H 0.147      
4 H 0.139      
5 H 0.139      
6 N 0.221      
7 O -0.212      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.281 0.178 0.000 2.288
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.545 0.441 0.000
y 0.441 -25.594 0.000
z 0.000 0.000 -21.765
Traceless
 xyz
x 2.135 0.441 0.000
y 0.441 -3.938 0.000
z 0.000 0.000 1.804
Polar
3z2-r23.607
x2-y24.049
xy0.441
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.332 0.742 0.000
y 0.742 4.238 0.000
z 0.000 0.000 2.725


<r2> (average value of r2) Å2
<r2> 65.108
(<r2>)1/2 8.069