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

using model chemistry: TPSSh/aug-cc-pVDZ

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 TPSSh/aug-cc-pVDZ
 hartrees
Energy at 0K-245.065370
Energy at 298.15K 
HF Energy-245.065370
Nuclear repulsion energy124.296610
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 TPSSh/aug-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' 3179 3075 3.18      
2 A' 3078 2977 1.56      
3 A' 1468 1420 10.63      
4 A' 1421 1374 57.41      
5 A' 1390 1345 32.10      
6 A' 1124 1087 0.41      
7 A' 916 886 9.67      
8 A' 647 625 17.73      
9 A' 599 579 3.92      
10 A" 3211 3106 1.00      
11 A" 1619 1566 304.66      
12 A" 1456 1408 41.77      
13 A" 1101 1065 12.46      
14 A" 460 445 0.83      
15 A" 38 36 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 10852.2 cm-1
Scaled (by 0.9673) Zero Point Vibrational Energy (zpe) 10497.3 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 TPSSh/aug-cc-pVDZ
ABC
0.40636 0.34856 0.19463

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 -1.330 0.000
N2 -0.010 0.172 0.000
H3 1.054 -1.630 0.000
H4 -0.496 -1.666 0.913
H5 -0.496 -1.666 -0.913
O6 0.000 0.734 -1.093
O7 0.000 0.734 1.093

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 O6 O7
C11.50231.09581.09191.09192.33532.3353
N21.50232.09292.10902.10901.22851.2285
H31.09582.09291.79971.79972.80922.8092
H41.09192.10901.79971.82513.16642.4572
H51.09192.10901.79971.82512.45723.1664
O62.33531.22852.80923.16642.45722.1852
O72.33531.22852.80922.45723.16642.1852

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 117.200 C1 N2 O7 117.200
N2 C1 H3 106.272 N2 C1 H4 107.722
N2 C1 H5 107.722 H3 C1 H4 110.699
H3 C1 H5 110.699 H4 C1 H5 113.384
O6 N2 O7 125.582
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.862      
2 N 0.661      
3 H -0.042      
4 H -0.117      
5 H -0.117      
6 O -0.624      
7 O -0.624      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.022 -3.571 0.000 3.571
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.495 -0.038 0.000
y -0.038 5.264 0.000
z 0.000 0.000 5.784


<r2> (average value of r2) Å2
<r2> 64.701
(<r2>)1/2 8.044