return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for B3N3H6 (borazine)

using model chemistry: MP2/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at MP2/3-21G*
 hartrees
Energy at 0K-240.304826
Energy at 298.15K-240.314376
Nuclear repulsion energy194.775222
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 MP2/3-21G*
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' 3536 3364 0.00      
2 A1' 2689 2558 0.00      
3 A1' 958 911 0.00      
4 A1' 854 813 0.00      
5 A2' 1376 1309 0.00      
6 A2' 1201 1143 0.00      
7 A2' 1062 1011 0.00      
8 A2" 982 934 370.91      
9 A2" 754 717 49.78      
10 A2" 457 435 22.49      
11 E' 3538 3366 44.51      
11 E' 3538 3366 44.51      
12 E' 2678 2547 283.54      
12 E' 2678 2547 283.54      
13 E' 1501 1428 417.55      
13 E' 1501 1428 417.55      
14 E' 1426 1356 96.71      
14 E' 1426 1356 96.71      
15 E' 1103 1049 0.06      
15 E' 1103 1049 0.06      
16 E' 948 901 1.21      
16 E' 948 901 1.21      
17 E' 529 503 0.57      
17 E' 529 503 0.57      
18 E" 939 893 0.00      
18 E" 939 893 0.00      
19 E" 787 749 0.00      
19 E" 787 749 0.00      
20 E" 301 286 0.00      
20 E" 301 286 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 20683.0 cm-1
Scaled (by 0.9513) Zero Point Vibrational Energy (zpe) 19675.8 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 MP2/3-21G*
ABC
0.17029 0.17029 0.08515

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/3-21G*

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 1.433 0.000
N2 1.241 -0.716 0.000
N3 -1.241 -0.716 0.000
B4 0.000 -1.476 0.000
B5 -1.278 0.738 0.000
B6 1.278 0.738 0.000
H7 0.000 2.452 0.000
H8 2.123 -1.226 0.000
H9 -2.123 -1.226 0.000
H10 0.000 -2.675 0.000
H11 -2.317 1.338 0.000
H12 2.317 1.338 0.000

Atom - Atom Distances (Å)
  N1 N2 N3 B4 B5 B6 H7 H8 H9 H10 H11 H12
N12.48142.48142.90861.45481.45481.01903.40223.40224.10782.31872.3187
N22.48142.48141.45482.90861.45483.40221.01903.40222.31874.10782.3187
N32.48142.48141.45481.45482.90863.40223.40221.01902.31872.31874.1078
B42.90861.45481.45482.55652.55653.92762.13792.13791.19923.64473.6447
B51.45482.90861.45482.55652.55652.13793.92762.13793.64471.19923.6447
B61.45481.45482.90862.55652.55652.13792.13793.92763.64473.64471.1992
H71.01903.40223.40223.92762.13792.13794.24634.24635.12682.57072.5707
H83.40221.01903.40222.13793.92762.13794.24634.24632.57075.12682.5707
H93.40223.40221.01902.13792.13793.92764.24634.24632.57072.57075.1268
H104.10782.31872.31871.19923.64473.64475.12682.57072.57074.63354.6335
H112.31874.10782.31873.64471.19923.64472.57075.12682.57074.63354.6335
H122.31872.31874.10783.64473.64471.19922.57072.57075.12684.63354.6335

picture of borazine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 B5 N3 117.041 N1 B5 H11 121.479
N1 B6 N2 117.041 N1 B6 H12 121.479
N2 B4 N3 117.041 N2 B4 H10 121.479
N2 B6 H12 121.479 N3 B4 H10 121.479
N3 B5 H11 121.479 B4 N2 B6 122.959
B4 N2 H8 118.521 B4 N3 B5 122.959
B4 N3 H9 118.521 B5 N1 B6 122.959
B5 N1 H7 118.521 B5 N3 H9 118.521
B6 N1 H7 118.521 B6 N2 H8 118.521
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability