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

using model chemistry: wB97X-D/6-31G*

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/6-31G*
 hartrees
Energy at 0K-320.086592
Energy at 298.15K-320.092341
HF Energy-320.086592
Nuclear repulsion energy 
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/6-31G*
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' 3220 3055 5.18      
2 A' 3099 2939 13.96      
3 A' 1811 1718 390.64      
4 A' 1526 1447 2.54      
5 A' 1501 1424 48.29      
6 A' 1397 1325 211.17      
7 A' 1216 1153 2.23      
8 A' 1089 1033 127.57      
9 A' 928 881 140.31      
10 A' 705 669 6.63      
11 A' 608 576 2.18      
12 A' 358 339 3.87      
13 A" 3191 3027 13.76      
14 A" 1513 1435 9.82      
15 A" 1192 1131 0.72      
16 A" 793 753 19.81      
17 A" 202 191 1.65      
18 A" 138 131 1.35      

Unscaled Zero Point Vibrational Energy (zpe) 12242.7 cm-1
Scaled (by 0.9485) Zero Point Vibrational Energy (zpe) 11612.2 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/6-31G*
ABC
0.39765 0.15871 0.11595

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.613 0.000
O2 -1.209 0.582 0.000
O3 0.754 1.551 0.000
O4 0.669 -0.570 0.000
C5 -0.133 -1.766 0.000
H6 0.593 -2.575 0.000
H7 -0.755 -1.814 0.892
H8 -0.755 -1.814 -0.892

Atom - Atom Distances (Å)
  N1 O2 O3 O4 C5 H6 H7 H8
N11.20951.20371.35932.38233.24242.69372.6937
O21.20952.18942.20372.58283.63532.59722.5972
O31.20372.18942.12303.43324.12873.79443.7944
O41.35932.20372.12301.43942.00572.09032.0903
C52.38232.58283.43321.43941.08731.08811.0881
H63.24243.63534.12872.00571.08731.78631.7863
H72.69372.59723.79442.09031.08811.78631.7832
H82.69372.59723.79442.09031.08811.78631.7832

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 116.654 O2 N1 O3 130.257
O2 N1 O4 118.034 O3 N1 O4 111.709
O4 C5 H6 104.217 O4 C5 H7 110.827
O4 C5 H8 110.827 H6 C5 H7 110.396
H6 C5 H8 110.396 H7 C5 H8 110.054
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.774      
2 O -0.385      
3 O -0.366      
4 O -0.365      
5 C -0.275      
6 H 0.210      
7 H 0.203      
8 H 0.203      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.376 -3.253 0.000 3.275
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.175 0.107 0.000
y 0.107 -25.953 0.000
z 0.000 0.000 -26.512
Traceless
 xyz
x -4.943 0.107 0.000
y 0.107 2.891 0.000
z 0.000 0.000 2.052
Polar
3z2-r24.105
x2-y2-5.223
xy0.107
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.598 0.373 0.000
y 0.373 5.717 0.000
z 0.000 0.000 2.789


<r2> (average value of r2) Å2
<r2> 99.097
(<r2>)1/2 9.955