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

using model chemistry: MP4/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP4/3-21G
 hartrees
Energy at 0K-82.377539
Energy at 298.15K-82.384410
HF Energy-82.165206
Nuclear repulsion energy39.877470
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 MP4/3-21G
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 3361 3260        
2 A1 2454 2380        
3 A1 1405 1362        
4 A1 1207 1171        
5 A1 673 653        
6 A2 257 249        
7 E 3474 3369        
7 E 3474 3369        
8 E 2527 2451        
8 E 2527 2451        
9 E 1762 1709        
9 E 1761 1708        
10 E 1211 1174        
10 E 1211 1174        
11 E 1099 1066        
11 E 1099 1066        
12 E 675 655        
12 E 675 655        

Unscaled Zero Point Vibrational Energy (zpe) 15425.8 cm-1
Scaled (by 0.9698) Zero Point Vibrational Energy (zpe) 14960.0 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 MP4/3-21G
ABC
2.38535 0.56464 0.56464

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/3-21G

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 -0.953
N2 0.000 0.000 0.751
H3 0.000 -1.183 -1.259
H4 -1.024 0.591 -1.259
H5 1.024 0.591 -1.259
H6 0.000 0.969 1.096
H7 -0.839 -0.484 1.096
H8 0.839 -0.484 1.096

Atom - Atom Distances (Å)
  B1 N2 H3 H4 H5 H6 H7 H8
B11.70421.22161.22161.22162.26712.26712.2671
N21.70422.33232.33232.33231.02861.02861.0286
H31.22162.33232.04842.04843.19042.59632.5963
H41.22162.33232.04842.04842.59632.59633.1904
H51.22162.33232.04842.04842.59633.19042.5963
H62.26711.02863.19042.59632.59631.67821.6782
H72.26711.02862.59632.59633.19041.67821.6782
H82.26711.02862.59633.19042.59631.67821.6782

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 109.624 B1 N2 H7 109.624
B1 N2 H8 109.624 N2 B1 H3 104.508
N2 B1 H4 104.508 N2 B1 H5 104.508
H3 B1 H4 113.945 H3 B1 H5 113.945
H4 B1 H5 113.945 H6 N2 H7 109.318
H6 N2 H8 109.318 H7 N2 H8 109.318
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability