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All results from a given calculation for LiNH2 (lithium amide)

using model chemistry: B3LYP/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3LYP/6-31G
 hartrees
Energy at 0K-63.462357
Energy at 298.15K 
HF Energy-63.462357
Nuclear repulsion energy15.262375
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 B3LYP/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 3445 3314 13.33 204.10 0.08 0.14
2 A1 1607 1546 19.20 27.32 0.54 0.70
3 A1 884 851 58.56 128.16 0.09 0.16
4 B1 553 532 206.68 206.04 0.75 0.86
5 B2 3544 3409 13.83 163.69 0.75 0.86
6 B2 494 475 172.10 0.41 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5263.1 cm-1
Scaled (by 0.962) Zero Point Vibrational Energy (zpe) 5063.1 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 B3LYP/6-31G
ABC
12.39619 1.01398 0.93731

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 -1.401
N2 0.000 0.000 0.332
H3 0.000 0.821 0.940
H4 0.000 -0.821 0.940

Atom - Atom Distances (Å)
  Li1 N2 H3 H4
Li11.73282.48122.4812
N21.73281.02221.0222
H32.48121.02221.6428
H42.48121.02221.6428

picture of lithium amide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Li1 N2 H3 126.532 Li1 N2 H4 126.532
H3 N2 H4 106.936
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Li 0.462      
2 N -0.947      
3 H 0.242      
4 H 0.242      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -3.747 3.747
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -13.566 0.000 0.000
y 0.000 -8.703 0.000
z 0.000 0.000 -0.970
Traceless
 xyz
x -8.730 0.000 0.000
y 0.000 -1.435 0.000
z 0.000 0.000 10.165
Polar
3z2-r220.329
x2-y2-4.863
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.135 0.000 0.000
y 0.000 1.973 0.000
z 0.000 0.000 4.112


<r2> (average value of r2) Å2
<r2> 14.615
(<r2>)1/2 3.823