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

using model chemistry: MP2/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP2/6-31G**
 hartrees
Energy at 0K-82.923201
Energy at 298.15K-82.930071
HF Energy-82.624390
Nuclear repulsion energy40.624473
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 MP2/6-31G**
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 3540 3315 7.77 81.52 0.00 0.01
2 A1 2551 2389 69.29 106.56 0.03 0.07
3 A1 1370 1283 141.36 4.61 0.29 0.45
4 A1 1243 1165 123.85 4.89 0.68 0.81
5 A1 671 628 14.31 3.30 0.26 0.41
6 A2 274 257 0.00 0.00 0.00 0.00
7 E 3683 3449 38.48 41.37 0.75 0.86
7 E 3683 3449 38.48 41.37 0.75 0.86
8 E 2629 2462 230.47 43.19 0.75 0.86
8 E 2629 2462 230.47 43.19 0.75 0.86
9 E 1712 1603 29.47 7.98 0.75 0.86
9 E 1712 1603 29.47 7.98 0.75 0.86
10 E 1253 1174 8.18 15.60 0.75 0.86
10 E 1253 1174 8.18 15.60 0.75 0.86
11 E 1099 1029 44.08 13.71 0.75 0.86
11 E 1099 1029 44.08 13.71 0.75 0.86
12 E 653 611 2.49 0.73 0.75 0.86
12 E 653 611 2.49 0.73 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 15853.4 cm-1
Scaled (by 0.9365) Zero Point Vibrational Energy (zpe) 14846.7 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 MP2/6-31G**
ABC
2.47175 0.58966 0.58966

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 -0.933
N2 0.000 0.000 0.727
H3 0.000 -1.166 -1.233
H4 -1.009 0.583 -1.233
H5 1.009 0.583 -1.233
H6 0.000 0.947 1.092
H7 -0.820 -0.474 1.092
H8 0.820 -0.474 1.092

Atom - Atom Distances (Å)
  B1 N2 H3 H4 H5 H6 H7 H8
B11.66031.20341.20341.20342.23562.23562.2356
N21.66032.28002.28002.28001.01501.01501.0150
H31.20342.28002.01882.01883.14102.56012.5601
H41.20342.28002.01882.01882.56012.56013.1410
H51.20342.28002.01882.01882.56013.14102.5601
H62.23561.01503.14102.56012.56011.64061.6406
H72.23561.01502.56012.56013.14101.64061.6406
H82.23561.01502.56013.14102.56011.64061.6406

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 111.058 B1 N2 H7 111.058
B1 N2 H8 111.058 N2 B1 H3 104.402
N2 B1 H4 104.402 N2 B1 H5 104.402
H3 B1 H4 114.030 H3 B1 H5 114.030
H4 B1 H5 114.030 H6 N2 H7 107.839
H6 N2 H8 107.839 H7 N2 H8 107.839
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability