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

using model chemistry: B2PLYP=FULL/6-311G*

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 B2PLYP=FULL/6-311G*
 hartrees
Energy at 0K-244.882736
Energy at 298.15K 
HF Energy-244.617175
Nuclear repulsion energy124.710280
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 B2PLYP=FULL/6-311G*
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' 3210 3210 3.30      
2 A' 3112 3112 1.76      
3 A' 1510 1510 12.53      
4 A' 1443 1443 0.06      
5 A' 1405 1405 93.30      
6 A' 1158 1158 0.68      
7 A' 932 932 10.40      
8 A' 672 672 21.66      
9 A' 608 608 5.27      
10 A" 3239 3239 1.26      
11 A" 1647 1647 202.78      
12 A" 1498 1498 43.04      
13 A" 1133 1133 9.85      
14 A" 486 486 0.53      
15 A" 40 40 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 11046.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11046.4 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 B2PLYP=FULL/6-311G*
ABC
0.40748 0.35207 0.19589

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.002 -1.322 0.000
N2 -0.014 0.173 0.000
H3 1.046 -1.627 0.000
H4 -0.494 -1.663 0.903
H5 -0.494 -1.663 -0.903
O6 0.002 0.730 -1.092
O7 0.002 0.730 1.092

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 O6 O7
C11.49591.08811.08451.08452.32452.3245
N21.49592.08892.10172.10171.22541.2254
H31.08812.08891.78541.78542.79922.7992
H41.08452.10171.78541.80573.15402.4504
H51.08452.10171.78541.80572.45043.1540
O62.32451.22542.79923.15402.45042.1835
O72.32451.22542.79922.45043.15402.1835

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 116.988 C1 N2 O7 116.988
N2 C1 H3 106.816 N2 C1 H4 108.007
N2 C1 H5 108.007 H3 C1 H4 110.530
H3 C1 H5 110.530 H4 C1 H5 112.709
O6 N2 O7 125.984
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability