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All results from a given calculation for ClNO2 (Nitryl chloride)

using model chemistry: MP2=FULL/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2=FULL/cc-pVTZ
 hartrees
Energy at 0K-664.557029
Energy at 298.15K-664.558930
HF Energy-663.591097
Nuclear repulsion energy154.014991
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 MP2=FULL/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 A1 1305 1239 347.81      
2 A1 779 740 317.52      
3 A1 335 318 151.34      
4 B1 676 642 4.40      
5 B2 1922 1825 218.83      
6 B2 413 392 1.34      

Unscaled Zero Point Vibrational Energy (zpe) 2714.9 cm-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 2577.5 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 MP2=FULL/cc-pVTZ
ABC
0.44139 0.16895 0.12218

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.000 1.275
N2 0.000 0.000 -0.620
O3 0.000 1.096 -1.083
O4 0.000 -1.096 -1.083

Atom - Atom Distances (Å)
  Cl1 N2 O3 O4
Cl11.89522.60042.6004
N21.89521.18941.1894
O32.60041.18942.1910
O42.60041.18942.1910

picture of Nitryl chloride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl1 N2 O3 112.917 Cl1 N2 O4 112.917
O3 N2 O4 134.166
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability