return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: BLYP/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 BLYP/6-31G**
 hartrees
Energy at 0K-63.447427
Energy at 298.15K 
HF Energy-63.447427
Nuclear repulsion energy15.166060
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 BLYP/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 3387 3360 4.92 393.00 0.01 0.01
2 A1 1535 1523 10.08 17.78 0.53 0.70
3 A1 838 831 45.89 770.31 0.19 0.32
4 B1 340 337 32.31 1731.99 0.75 0.86
5 B2 3464 3437 7.16 167.88 0.75 0.86
6 B2 406 403 117.61 0.33 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4983.9 cm-1
Scaled (by 0.9923) Zero Point Vibrational Energy (zpe) 4945.5 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 BLYP/6-31G**
ABC
12.67439 0.99302 0.92087

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 -1.415
N2 0.000 0.000 0.332
H3 0.000 0.812 0.960
H4 0.000 -0.812 0.960

Atom - Atom Distances (Å)
  Li1 N2 H3 H4
Li11.74792.51042.5104
N21.74791.02641.0264
H32.51041.02641.6246
H42.51041.02641.6246

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 127.684 Li1 N2 H4 127.684
H3 N2 H4 104.632
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Li 0.354      
2 N -0.737      
3 H 0.191      
4 H 0.191      


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 -3.678 3.678
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.127 0.000 0.000
y 0.000 -9.094 0.000
z 0.000 0.000 -1.327
Traceless
 xyz
x -8.916 0.000 0.000
y 0.000 -1.367 0.000
z 0.000 0.000 10.284
Polar
3z2-r220.567
x2-y2-5.033
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.582 0.000 0.000
y 0.000 2.365 0.000
z 0.000 0.000 4.753


<r2> (average value of r2) Å2
<r2> 15.057
(<r2>)1/2 3.880