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All results from a given calculation for BH3NH3 (borane ammonia)

using model chemistry: MP2/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP2/STO-3G
 hartrees
Energy at 0K-81.700018
Energy at 298.15K-81.706926
HF Energy-81.597896
Nuclear repulsion energy40.413685
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/STO-3G
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 3639 3173 1.72 46.04 0.01 0.02
2 A1 2923 2548 27.78 26.19 0.06 0.12
3 A1 1537 1340 102.96 7.34 0.50 0.67
4 A1 1459 1273 140.03 1.22 0.53 0.69
5 A1 816 711 3.45 3.46 0.33 0.49
6 A2 265 231 0.00 0.00 0.00 0.00
7 E 3873 3377 12.32 26.45 0.75 0.86
7 E 3873 3377 12.32 26.45 0.75 0.86
8 E 3098 2701 61.39 16.84 0.75 0.86
8 E 3098 2701 61.39 16.84 0.75 0.86
9 E 1866 1627 10.53 12.68 0.75 0.86
9 E 1866 1627 10.53 12.68 0.75 0.86
10 E 1502 1310 17.29 12.31 0.75 0.86
10 E 1502 1310 17.29 12.31 0.75 0.86
11 E 1242 1083 43.44 7.38 0.75 0.86
11 E 1242 1083 43.44 7.38 0.75 0.86
12 E 751 655 14.11 0.69 0.75 0.86
12 E 751 655 14.11 0.69 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17652.7 cm-1
Scaled (by 0.8719) Zero Point Vibrational Energy (zpe) 15391.4 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/STO-3G
ABC
2.48539 0.58996 0.58996

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 -0.937
N2 0.000 0.000 0.716
H3 0.000 -1.140 -1.229
H4 -0.987 0.570 -1.229
H5 0.987 0.570 -1.229
H6 0.000 0.972 1.120
H7 -0.842 -0.486 1.120
H8 0.842 -0.486 1.120

Atom - Atom Distances (Å)
  B1 N2 H3 H4 H5 H6 H7 H8
B11.65281.17641.17641.17642.27472.27472.2747
N21.65282.25392.25392.25391.05241.05241.0524
H31.17642.25391.97401.97403.15812.57892.5789
H41.17642.25391.97401.97402.57892.57893.1581
H51.17642.25391.97401.97402.57893.15812.5789
H62.27471.05243.15812.57892.57891.68331.6833
H72.27471.05242.57892.57893.15811.68331.6833
H82.27471.05242.57893.15812.57891.68331.6833

picture of borane ammonia state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
B1 N2 H6 112.565 B1 N2 H7 112.565
B1 N2 H8 112.565 N2 B1 H3 104.363
N2 B1 H4 104.363 N2 B1 H5 104.363
H3 B1 H4 114.060 H3 B1 H5 114.060
H4 B1 H5 114.060 H6 N2 H7 106.208
H6 N2 H8 106.208 H7 N2 H8 106.208
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability