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All results from a given calculation for B3N3H6 (borazine)

using model chemistry: QCISD/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at QCISD/3-21G*
 hartrees
Energy at 0K-240.349355
Energy at 298.15K-240.358869
Nuclear repulsion energy194.469040
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 QCISD/3-21G*
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' 3499 3363 0.00      
2 A1' 2636 2534 0.00      
3 A1' 954 917 0.00      
4 A1' 852 819 0.00      
5 A2' 1370 1317 0.00      
6 A2' 1192 1146 0.00      
7 A2' 1047 1006 0.00      
8 A2" 969 931 369.24      
9 A2" 744 715 45.53      
10 A2" 457 439 20.83      
11 E' 3500 3364 31.35      
11 E' 3500 3364 31.35      
12 E' 2626 2524 256.87      
12 E' 2626 2524 256.87      
13 E' 1496 1437 378.07      
13 E' 1496 1437 378.07      
14 E' 1413 1358 100.33      
14 E' 1413 1358 100.33      
15 E' 1092 1049 0.00      
15 E' 1092 1049 0.00      
16 E' 937 901 1.30      
16 E' 937 901 1.30      
17 E' 527 507 0.48      
17 E' 527 507 0.48      
18 E" 920 885 0.00      
18 E" 920 885 0.00      
19 E" 782 752 0.00      
19 E" 782 752 0.00      
20 E" 300 288 0.00      
20 E" 300 288 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 20453.7 cm-1
Scaled (by 0.9611) Zero Point Vibrational Energy (zpe) 19658.0 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 QCISD/3-21G*
ABC
0.16979 0.16979 0.08489

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/3-21G*

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 1.434 0.000
N2 1.242 -0.717 0.000
N3 -1.242 -0.717 0.000
B4 0.000 -1.479 0.000
B5 -1.281 0.739 0.000
B6 1.281 0.739 0.000
H7 0.000 2.454 0.000
H8 2.126 -1.227 0.000
H9 -2.126 -1.227 0.000
H10 0.000 -2.683 0.000
H11 -2.324 1.342 0.000
H12 2.324 1.342 0.000

Atom - Atom Distances (Å)
  N1 N2 N3 B4 B5 B6 H7 H8 H9 H10 H11 H12
N12.48322.48322.91271.45691.45691.02083.40573.40574.11702.32562.3256
N22.48322.48321.45692.91271.45693.40571.02083.40572.32564.11692.3256
N32.48322.48321.45691.45692.91273.40573.40571.02082.32562.32564.1169
B42.91271.45691.45692.56172.56173.93352.14052.14051.20433.65463.6546
B51.45692.91271.45692.56172.56172.14053.93342.14053.65461.20433.6546
B61.45691.45692.91272.56172.56172.14052.14053.93343.65463.65461.2043
H71.02083.40573.40573.93352.14052.14054.25134.25135.13772.57652.5765
H83.40571.02083.40572.14053.93342.14054.25134.25132.57655.13772.5765
H93.40573.40571.02082.14052.14053.93344.25134.25132.57652.57655.1377
H104.11702.32562.32561.20433.65463.65465.13772.57652.57654.64764.6476
H112.32564.11692.32563.65461.20433.65462.57655.13772.57654.64764.6476
H122.32562.32564.11693.65463.65461.20432.57652.57655.13774.64764.6476

picture of borazine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 B5 N3 116.914 N1 B5 H11 121.543
N1 B6 N2 116.914 N1 B6 H12 121.543
N2 B4 N3 116.913 N2 B4 H10 121.543
N2 B6 H12 121.543 N3 B4 H10 121.543
N3 B5 H11 121.543 B4 N2 B6 123.086
B4 N2 H8 118.457 B4 N3 B5 123.086
B4 N3 H9 118.457 B5 N1 B6 123.086
B5 N1 H7 118.457 B5 N3 H9 118.457
B6 N1 H7 118.457 B6 N2 H8 118.457
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability