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All results from a given calculation for Li3N (trilithium nitride)

using model chemistry: CCSD(T)/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A'
1 2 no C3V 1A1

Conformer 1 (D3H)

Jump to S1C2
Energy calculated at CCSD(T)/cc-pVTZ
 hartrees
Energy at 0K-77.050653
Energy at 298.15K-77.051454
HF Energy-76.757202
Nuclear repulsion energy23.776739
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 CCSD(T)/cc-pVTZ
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' 649 633        
2 A2" 60 59        
3 E' 849 828        
3 E' 849 828        
4 E' 193 188        
4 E' 192 187        

Unscaled Zero Point Vibrational Energy (zpe) 1395.7 cm-1
Scaled (by 0.9748) Zero Point Vibrational Energy (zpe) 1360.6 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 CCSD(T)/cc-pVTZ
ABC
0.52383 0.52383 0.26192

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/cc-pVTZ

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 0.000
Li2 0.000 1.749 0.000
Li3 1.514 -0.874 0.000
Li4 -1.514 -0.874 0.000

Atom - Atom Distances (Å)
  N1 Li2 Li3 Li4
N11.74871.74871.7487
Li21.74873.02883.0288
Li31.74873.02883.0288
Li41.74873.02883.0288

picture of trilithium nitride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Li2 N1 Li3 120.000 Li2 N1 Li4 120.000
Li3 N1 Li4 120.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C3V)

Jump to S1C1
Energy calculated at CCSD(T)/cc-pVTZ
 hartrees
Energy at 0K-77.050653
Energy at 298.15K-77.051457
HF Energy-76.757224
Nuclear repulsion energy23.783345
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 CCSD(T)/cc-pVTZ
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 650 633        
2 A1 60 59        
3 E 849 828        
3 E 849 828        
4 E 193 188        
4 E 193 188        

Unscaled Zero Point Vibrational Energy (zpe) 1397.0 cm-1
Scaled (by 0.9748) Zero Point Vibrational Energy (zpe) 1361.8 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 CCSD(T)/cc-pVTZ
ABC
0.52389 0.52389 0.26195

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 0.001
Li2 0.000 1.749 -0.001
Li3 1.514 -0.874 -0.001
Li4 -1.514 -0.874 -0.001

Atom - Atom Distances (Å)
  N1 Li2 Li3 Li4
N11.74861.74861.7486
Li21.74863.02863.0286
Li31.74863.02863.0286
Li41.74863.02863.0286

picture of trilithium nitride state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Li2 N1 Li3 120.000 Li2 N1 Li4 120.000
Li3 N1 Li4 120.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability