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

using model chemistry: HSEh1PBE/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HSEh1PBE/3-21G
 hartrees
Energy at 0K-63.029785
Energy at 298.15K 
HF Energy-63.029785
Nuclear repulsion energy15.306776
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 HSEh1PBE/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 3382 3258 10.54 209.05 0.07 0.13
2 A1 1636 1576 10.28 40.23 0.55 0.71
3 A1 930 896 39.44 248.67 0.12 0.21
4 B1 519 500 197.31 255.81 0.75 0.86
5 B2 3470 3342 17.82 172.26 0.75 0.86
6 B2 463 446 164.49 0.43 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5200.0 cm-1
Scaled (by 0.9633) Zero Point Vibrational Energy (zpe) 5009.1 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 HSEh1PBE/3-21G
ABC
12.41372 1.03401 0.95451

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/3-21G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 -1.387
N2 0.000 0.000 0.325
H3 0.000 0.821 0.943
H4 0.000 -0.821 0.943

Atom - Atom Distances (Å)
  Li1 N2 H3 H4
Li11.71192.47082.4708
N21.71191.02781.0278
H32.47081.02781.6416
H42.47081.02781.6416

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 127.003 Li1 N2 H4 127.003
H3 N2 H4 105.993
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Li 0.339      
2 N -0.835      
3 H 0.248      
4 H 0.248      


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 -3.134 3.134
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -13.989 0.000 0.000
y 0.000 -8.765 0.000
z 0.000 0.000 -1.633
Traceless
 xyz
x -8.789 0.000 0.000
y 0.000 -0.954 0.000
z 0.000 0.000 9.744
Polar
3z2-r219.487
x2-y2-5.224
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.238 0.000 0.000
y 0.000 1.808 0.000
z 0.000 0.000 4.248


<r2> (average value of r2) Å2
<r2> 14.715
(<r2>)1/2 3.836