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

using model chemistry: LSDA/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at LSDA/cc-pVDZ
 hartrees
Energy at 0K-318.632215
Energy at 298.15K-318.637892
Nuclear repulsion energy188.996864
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 LSDA/cc-pVDZ
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' 3104 3070 0.84      
2 A' 2970 2937 11.33      
3 A' 1814 1794 323.35      
4 A' 1411 1395 22.28      
5 A' 1388 1373 152.34      
6 A' 1321 1307 56.14      
7 A' 1134 1122 8.43      
8 A' 1052 1041 49.89      
9 A' 850 841 167.13      
10 A' 667 660 23.49      
11 A' 574 567 7.38      
12 A' 349 345 3.35      
13 A" 3058 3025 8.42      
14 A" 1361 1346 13.84      
15 A" 1107 1095 0.01      
16 A" 768 759 15.01      
17 A" 193 191 1.67      
18 A" 158 156 0.85      

Unscaled Zero Point Vibrational Energy (zpe) 11639.0 cm-1
Scaled (by 0.989) Zero Point Vibrational Energy (zpe) 11510.9 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 LSDA/cc-pVDZ
ABC
0.39453 0.16008 0.11646

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.619 0.000
O2 -1.204 0.529 0.000
O3 0.717 1.578 0.000
O4 0.722 -0.604 0.000
C5 -0.141 -1.718 0.000
H6 0.543 -2.587 0.000
H7 -0.788 -1.735 0.902
H8 -0.788 -1.735 -0.902

Atom - Atom Distances (Å)
  N1 O2 O3 O4 C5 H6 H7 H8
N11.20711.19711.41992.34123.25192.64202.6420
O21.20712.18842.23392.48553.57262.47312.4731
O31.19712.18842.18133.40544.16833.74933.7493
O41.41992.23392.18131.40921.99132.09162.0916
C52.34122.48553.40541.40921.10651.11051.1105
H63.25193.57264.16831.99131.10651.82001.8200
H72.64202.47313.74932.09161.11051.82001.8048
H82.64202.47313.74932.09161.11051.82001.8048

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 111.696 O2 N1 O3 131.078
O2 N1 O4 116.273 O3 N1 O4 112.648
O4 C5 H6 104.015 O4 C5 H7 111.674
O4 C5 H8 111.674 H6 C5 H7 110.359
H6 C5 H8 110.359 H7 C5 H8 108.713
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.290      
2 O -0.177      
3 O -0.165      
4 O -0.172      
5 C -0.062      
6 H 0.100      
7 H 0.093      
8 H 0.093      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.405 -2.713 0.000 2.743
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.996 0.011 0.000
y 0.011 -26.221 0.000
z 0.000 0.000 -26.657
Traceless
 xyz
x -4.557 0.011 0.000
y 0.011 2.605 0.000
z 0.000 0.000 1.952
Polar
3z2-r23.903
x2-y2-4.775
xy0.011
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.640 0.404 0.000
y 0.404 6.304 0.000
z 0.000 0.000 2.820


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000