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: HF/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 HF/3-21G*
 hartrees
Energy at 0K-239.842576
Energy at 298.15K-239.852386
Nuclear repulsion energy196.692922
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 HF/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' 3768 3401 0.00      
2 A1' 2749 2481 0.00      
3 A1' 1012 914 0.00      
4 A1' 902 814 0.00      
5 A2' 1456 1315 0.00      
6 A2' 1294 1168 0.00      
7 A2' 1119 1010 0.00      
8 A2" 1089 982 581.73      
9 A2" 773 698 75.26      
10 A2" 490 442 26.48      
11 E' 3769 3402 52.12      
11 E' 3769 3402 52.12      
12 E' 2734 2467 374.88      
12 E' 2734 2467 374.88      
13 E' 1587 1433 577.83      
13 E' 1587 1433 577.83      
14 E' 1502 1356 177.15      
14 E' 1502 1356 177.15      
15 E' 1150 1038 0.94      
15 E' 1150 1038 0.94      
16 E' 988 892 2.41      
16 E' 988 892 2.41      
17 E' 557 502 0.05      
17 E' 557 502 0.05      
18 E" 1029 929 0.00      
18 E" 1029 929 0.00      
19 E" 819 740 0.00      
19 E" 819 740 0.00      
20 E" 315 284 0.00      
20 E" 315 284 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 21776.1 cm-1
Scaled (by 0.9026) Zero Point Vibrational Energy (zpe) 19655.1 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 HF/3-21G*
ABC
0.17354 0.17354 0.08677

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

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 1.423 0.000
N2 1.232 -0.712 0.000
N3 -1.232 -0.712 0.000
B4 0.000 -1.458 0.000
B5 -1.263 0.729 0.000
B6 1.263 0.729 0.000
H7 0.000 2.424 0.000
H8 2.100 -1.212 0.000
H9 -2.100 -1.212 0.000
H10 0.000 -2.648 0.000
H11 -2.293 1.324 0.000
H12 2.293 1.324 0.000

Atom - Atom Distances (Å)
  N1 N2 N3 B4 B5 B6 H7 H8 H9 H10 H11 H12
N12.46492.46492.88131.44101.44101.00143.36953.36954.07132.29562.2956
N22.46492.46491.44102.88131.44103.36951.00143.36952.29564.07132.2956
N32.46492.46491.44101.44102.88133.36953.36951.00142.29562.29564.0713
B42.88131.44101.44102.52572.52573.88272.11402.11401.19003.60573.6057
B51.44102.88131.44102.52572.52572.11403.88272.11403.60571.19003.6057
B61.44101.44102.88132.52572.52572.11402.11403.88273.60573.60571.1900
H71.00143.36953.36953.88272.11402.11404.19934.19935.07272.54372.5437
H83.36951.00143.36952.11403.88272.11404.19934.19932.54375.07272.5438
H93.36953.36951.00142.11402.11403.88274.19934.19932.54372.54385.0727
H104.07132.29562.29561.19003.60573.60575.07272.54372.54374.58694.5869
H112.29564.07132.29563.60571.19003.60572.54375.07272.54384.58694.5869
H122.29562.29564.07133.60573.60571.19002.54372.54385.07274.58694.5869

picture of borazine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 B5 N3 117.582 N1 B5 H11 121.209
N1 B6 N2 117.582 N1 B6 H12 121.209
N2 B4 N3 117.582 N2 B4 H10 121.209
N2 B6 H12 121.209 N3 B4 H10 121.209
N3 B5 H11 121.209 B4 N2 B6 122.418
B4 N2 H8 118.791 B4 N3 B5 122.418
B4 N3 H9 118.791 B5 N1 B6 122.418
B5 N1 H7 118.791 B5 N3 H9 118.791
B6 N1 H7 118.791 B6 N2 H8 118.791
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -1.011      
2 N -1.011      
3 N -1.011      
4 B 0.746      
5 B 0.746      
6 B 0.746      
7 H 0.336      
8 H 0.336      
9 H 0.336      
10 H -0.071      
11 H -0.071      
12 H -0.071      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.352 0.000 0.000
y 0.000 -34.352 0.000
z 0.000 0.000 -37.375
Traceless
 xyz
x 1.512 0.000 0.000
y 0.000 1.512 0.000
z 0.000 0.000 -3.024
Polar
3z2-r2-6.047
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.844 0.000 0.000
y 0.000 7.844 0.000
z 0.000 0.000 3.192


<r2> (average value of r2) Å2
<r2> 135.184
(<r2>)1/2 11.627