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All results from a given calculation for BrONO2 (Bromine nitrate)

using model chemistry: MP2=FULL/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2=FULL/6-31G(2df,p)
 hartrees
Energy at 0K-2850.042077
Energy at 298.15K-2850.047375
HF Energy-2848.883523
Nuclear repulsion energy337.617939
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/6-31G(2df,p)
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' 1947 1830 174.38      
2 A' 1318 1239 212.97      
3 A' 797 749 37.86      
4 A' 774 727 149.76      
5 A' 512 481 171.70      
6 A' 399 375 56.75      
7 A' 233 219 0.12      
8 A" 743 699 7.66      
9 A" 131 123 0.24      

Unscaled Zero Point Vibrational Energy (zpe) 3426.5 cm-1
Scaled (by 0.9399) Zero Point Vibrational Energy (zpe) 3220.5 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/6-31G(2df,p)
ABC
0.40156 0.06060 0.05265

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 -1.146 -0.459 0.000
O2 0.000 0.912 0.000
N3 1.432 0.454 0.000
O4 2.136 1.419 0.000
O5 1.627 -0.721 0.000

Atom - Atom Distances (Å)
  Br1 O2 N3 O4 O5
Br11.78662.73483.78102.7863
O21.78661.50312.19492.3056
N32.73481.50311.19441.1915
O43.78102.19491.19442.1997
O52.78632.30561.19152.1997

picture of Bromine nitrate state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br1 O2 N3 112.183 O2 N3 O4 108.376
O2 N3 O5 117.190 O4 N3 O5 134.434
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability