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All results from a given calculation for BN (boron nitride)

using model chemistry: MP3/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 3Π
2 1 yes C*V 1Σ

State 1 (3Π)

Jump to S2C1
Energy calculated at MP3/6-31+G**
 hartrees
Energy at 0K-79.181439
Energy at 298.15K-79.180248
HF Energy-78.989686
Nuclear repulsion energy14.116012
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 MP3/6-31+G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 1744 1623 177.26      

Unscaled Zero Point Vibrational Energy (zpe) 872.0 cm-1
Scaled (by 0.9305) Zero Point Vibrational Energy (zpe) 811.4 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 MP3/6-31+G**
B
1.58874

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31+G**

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 -0.767
N2 0.000 0.000 0.548

Atom - Atom Distances (Å)
  B1 N2
B11.3145
N21.3145

picture of boron nitride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

State 2 (1Σ)

Jump to S1C1
Energy calculated at MP3/6-31+G**
 hartrees
Energy at 0K-79.140446
Energy at 298.15K-79.139255
HF Energy-78.880780
Nuclear repulsion energy14.514850
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 MP3/6-31+G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 1773 1649 72.87      

Unscaled Zero Point Vibrational Energy (zpe) 886.3 cm-1
Scaled (by 0.9305) Zero Point Vibrational Energy (zpe) 824.7 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 MP3/6-31+G**
B
1.67979

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31+G**

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 -0.744
N2 0.000 0.000 0.532

Atom - Atom Distances (Å)
  B1 N2
B11.2760
N21.2760

picture of boron nitride state 2 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability