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

using model chemistry: B3LYPultrafine/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYPultrafine/cc-pVTZ
 hartrees
Energy at 0K-320.319130
Energy at 298.15K-320.324813
HF Energy-320.319130
Nuclear repulsion energy188.188397
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 B3LYPultrafine/cc-pVTZ
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' 3149 3044 5.27      
2 A' 3052 2950 15.00      
3 A' 1721 1664 418.66      
4 A' 1501 1451 7.87      
5 A' 1463 1414 19.77      
6 A' 1326 1281 210.84      
7 A' 1193 1153 1.59      
8 A' 1020 986 84.21      
9 A' 868 839 182.24      
10 A' 663 641 30.69      
11 A' 572 553 5.90      
12 A' 339 327 2.67      
13 A" 3131 3027 15.27      
14 A" 1475 1426 9.53      
15 A" 1171 1132 0.73      
16 A" 781 755 14.97      
17 A" 200 193 0.94      
18 A" 142 137 1.81      

Unscaled Zero Point Vibrational Energy (zpe) 11882.2 cm-1
Scaled (by 0.9667) Zero Point Vibrational Energy (zpe) 11486.6 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 B3LYPultrafine/cc-pVTZ
ABC
0.39538 0.15614 0.11437

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.626 0.000
O2 -1.204 0.568 0.000
O3 0.725 1.577 0.000
O4 0.710 -0.604 0.000
C5 -0.145 -1.758 0.000
H6 0.555 -2.590 0.000
H7 -0.768 -1.784 0.891
H8 -0.768 -1.784 -0.891

Atom - Atom Distances (Å)
  N1 O2 O3 O4 C5 H6 H7 H8
N11.20521.19611.41962.38793.26272.68182.6818
O21.20522.17692.24392.55593.61462.55332.5533
O31.19612.17692.18073.44624.16973.78433.7843
O41.41962.24392.18071.43571.99172.09062.0906
C52.38792.55593.44621.43571.08681.08801.0880
H63.26273.61464.16971.99171.08681.78691.7869
H72.68182.55333.78432.09061.08801.78691.7828
H82.68182.55333.78432.09061.08801.78691.7828

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 113.500 O2 N1 O3 130.063
O2 N1 O4 117.262 O3 N1 O4 112.675
O4 C5 H6 103.421 O4 C5 H7 111.123
O4 C5 H8 111.123 H6 C5 H7 110.494
H6 C5 H8 110.494 H7 C5 H8 110.031
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.447      
2 O -0.253      
3 O -0.223      
4 O -0.207      
5 C -0.084      
6 H 0.115      
7 H 0.102      
8 H 0.102      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.421 -3.032 0.000 3.061
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.564 0.121 -0.001
y 0.121 -26.466 -0.006
z -0.001 -0.006 -26.891
Traceless
 xyz
x -4.886 0.121 -0.001
y 0.121 2.761 -0.006
z -0.001 -0.006 2.124
Polar
3z2-r24.249
x2-y2-5.098
xy0.121
xz-0.001
yz-0.006


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.179 0.411 0.001
y 0.411 6.627 0.001
z 0.001 0.001 3.319


<r2> (average value of r2) Å2
<r2> 100.455
(<r2>)1/2 10.023