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All results from a given calculation for CH3NO3 (Methyl nitrate)

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 1A'
Energy calculated at wB97X-D/6-311G**
 hartrees
Energy at 0K-320.174300
Energy at 298.15K-320.180074
HF Energy-320.174300
Nuclear repulsion energy189.525191
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' 3193 3054 5.22      
2 A' 3070 2936 14.01      
3 A' 1794 1716 447.60      
4 A' 1503 1438 0.70      
5 A' 1479 1415 56.93      
6 A' 1383 1323 212.82      
7 A' 1207 1155 1.27      
8 A' 1074 1027 121.91      
9 A' 925 885 164.48      
10 A' 706 676 13.34      
11 A' 609 583 1.77      
12 A' 357 342 3.41      
13 A" 3159 3021 15.78      
14 A" 1482 1418 11.40      
15 A" 1183 1132 0.56      
16 A" 798 763 18.70      
17 A" 206 197 1.62      
18 A" 134 129 1.67      

Unscaled Zero Point Vibrational Energy (zpe) 12131.4 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 11603.7 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
0.40073 0.15868 0.11619

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)
N1 0.000 0.615 0.000
O2 -1.204 0.591 0.000
O3 0.756 1.544 0.000
O4 0.664 -0.570 0.000
C5 -0.135 -1.768 0.000
H6 0.592 -2.575 0.000
H7 -0.756 -1.818 0.890
H8 -0.756 -1.818 -0.890

Atom - Atom Distances (Å)
  N1 O2 O3 O4 C5 H6 H7 H8
N11.20431.19791.35802.38663.24392.69902.6990
O21.20432.17992.19892.58963.63922.60712.6071
O31.19792.17992.11573.42944.12173.79243.7924
O41.35802.19892.11571.43962.00602.08942.0894
C52.38662.58963.42941.43961.08561.08671.0867
H63.24393.63924.12172.00601.08561.78331.7833
H72.69902.60713.79242.08941.08671.78331.7806
H82.69902.60713.79242.08941.08671.78331.7806

picture of Methyl nitrate state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 O4 C5 117.067 O2 N1 O3 130.311
O2 N1 O4 118.099 O3 N1 O4 111.590
O4 C5 H6 104.322 O4 C5 H7 110.828
O4 C5 H8 110.828 H6 C5 H7 110.357
H6 C5 H8 110.357 H7 C5 H8 110.030
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 N 0.467      
2 O -0.264      
3 O -0.246      
4 O -0.257      
5 C -0.136      
6 H 0.147      
7 H 0.145      
8 H 0.145      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.418 -3.215 0.000 3.242
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.606 0.137 0.000
y 0.137 -26.212 0.000
z 0.000 0.000 -26.631
Traceless
 xyz
x -5.185 0.137 0.000
y 0.137 2.907 0.000
z 0.000 0.000 2.278
Polar
3z2-r24.555
x2-y2-5.395
xy0.137
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.756 0.447 0.000
y 0.447 5.888 0.000
z 0.000 0.000 2.825


<r2> (average value of r2) Å2
<r2> 99.127
(<r2>)1/2 9.956