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All results from a given calculation for H3BO3 (Boric acid)

using model chemistry: MP2/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3H 1A'
Energy calculated at MP2/aug-cc-pVDZ
 hartrees
Energy at 0K-251.918399
Energy at 298.15K-251.923051
Nuclear repulsion energy115.092512
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/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' 3859 3701 0.00      
2 A' 1040 997 0.00      
3 A' 848 813 0.00      
4 A" 678 651 67.86      
5 A" 440 422 310.50      
6 E' 3860 3702 119.60      
6 E' 3860 3702 119.60      
7 E' 1426 1368 418.48      
7 E' 1426 1368 418.48      
8 E' 1031 989 164.50      
8 E' 1031 989 164.50      
9 E' 421 403 28.09      
9 E' 421 403 28.09      
10 E" 531 509 0.00      
10 E" 531 509 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 10701.3 cm-1
Scaled (by 0.959) Zero Point Vibrational Energy (zpe) 10262.6 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/aug-cc-pVDZ
ABC
0.32584 0.32584 0.16292

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/aug-cc-pVDZ

Point Group is C3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.000
O2 0.000 1.384 0.000
O3 -1.199 -0.692 0.000
O4 1.199 -0.692 0.000
H5 -0.900 1.734 0.000
H6 -1.052 -1.647 0.000
H7 1.952 -0.087 0.000

Atom - Atom Distances (Å)
  B1 O2 O3 O4 H5 H6 H7
B11.38411.38411.38411.95391.95391.9539
O21.38412.39742.39740.96593.20812.4444
O31.38412.39742.39742.44440.96593.2081
O41.38412.39742.39743.20812.44440.9659
H51.95390.96592.44443.20813.38423.3842
H61.95393.20810.96592.44443.38423.3842
H71.95392.44443.20810.96593.38423.3842

picture of Boric acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
B1 O2 H5 111.242 B1 O3 H6 111.242
B1 O4 H7 111.242 O2 B1 O3 120.000
O2 B1 O4 120.000 O3 B1 O4 120.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability