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All results from a given calculation for CH3NO2 (Methane, nitro-)

using model chemistry: B3LYPultrafine/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS Os out of place 1A'
Energy calculated at B3LYPultrafine/Def2TZVPP
 hartrees
Energy at 0K-245.121940
Energy at 298.15K 
HF Energy-245.121940
Nuclear repulsion energy125.144719
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/Def2TZVPP
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' 3168 3168 2.00      
2 A' 3080 3080 0.65      
3 A' 1478 1478 11.62      
4 A' 1432 1432 52.01      
5 A' 1403 1403 52.94      
6 A' 1137 1137 1.06      
7 A' 928 928 14.36      
8 A' 664 664 17.16      
9 A' 618 618 5.37      
10 A" 3201 3201 0.35      
11 A" 1627 1627 319.48      
12 A" 1464 1464 43.50      
13 A" 1111 1111 12.45      
14 A" 482 482 0.94      
15 A" 24 24 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 10907.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10907.7 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 B3LYPultrafine/Def2TZVPP
ABC
0.41320 0.35170 0.19704

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 -1.324 0.000
N2 -0.010 0.174 0.000
H3 1.045 -1.627 0.000
H4 -0.492 -1.664 0.904
H5 -0.492 -1.664 -0.904
O6 0.000 0.730 -1.084
O7 0.000 0.730 1.084

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 O6 O7
C11.49811.08781.08391.08392.32182.3218
N21.49812.08772.10472.10471.21771.2177
H31.08782.08771.78311.78312.79672.7967
H41.08392.10471.78311.80723.15002.4507
H51.08392.10471.78311.80722.45073.1500
O62.32181.21772.79673.15002.45072.1672
O72.32181.21772.79672.45073.15002.1672

picture of Methane, nitro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O6 117.128 C1 N2 O7 117.128
N2 C1 H3 106.595 N2 C1 H4 108.130
N2 C1 H5 108.130 H3 C1 H4 110.387
H3 C1 H5 110.387 H4 C1 H5 112.957
O6 N2 O7 125.726
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.202      
2 N 0.372      
3 H 0.136      
4 H 0.142      
5 H 0.142      
6 O -0.295      
7 O -0.295      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.028 -3.576 0.000 3.576
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.649 -0.082 0.000
y -0.082 -22.247 0.000
z 0.000 0.000 -26.611
Traceless
 xyz
x 2.780 -0.082 0.000
y -0.082 1.882 0.000
z 0.000 0.000 -4.663
Polar
3z2-r2-9.325
x2-y20.599
xy-0.082
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.081 -0.037 0.000
y -0.037 4.606 0.000
z 0.000 0.000 5.409


<r2> (average value of r2) Å2
<r2> 64.110
(<r2>)1/2 8.007