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All results from a given calculation for LiCN (lithium cyanide)

using model chemistry: ROHF/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V LiCN 1Σ
Energy calculated at ROHF/6-311+G(3df,2p)
 hartrees
Energy at 0K-99.810169
Energy at 298.15K-99.809297
HF Energy-99.810169
Nuclear repulsion energy28.058151
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 ROHF/6-311+G(3df,2p)
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 2435 2213 0.76      
2 Σ 635 577 139.44      
3 Π 190 173 32.26      
3 Π 190 173 32.26      

Unscaled Zero Point Vibrational Energy (zpe) 1725.2 cm-1
Scaled (by 0.9085) Zero Point Vibrational Energy (zpe) 1567.3 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 ROHF/6-311+G(3df,2p)
B
0.38167

See section I.F.4 to change rotational constant units
Geometric Data calculated at ROHF/6-311+G(3df,2p)

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 -2.068
C2 0.000 0.000 -0.136
N3 0.000 0.000 1.003

Atom - Atom Distances (Å)
  Li1 C2 N3
Li11.93113.0705
C21.93111.1394
N33.07051.1394

picture of lithium cyanide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Li1 C2 N3 180.000 Li1 N3 C2 0.000
C2 Li1 N3 0.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Li 0.580      
2 C 0.345      
3 N -0.925      


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 -9.592 9.592
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.301 0.000 0.000
y 0.000 -14.301 0.000
z 0.000 0.000 1.421
Traceless
 xyz
x -7.861 0.000 0.000
y 0.000 -7.861 0.000
z 0.000 0.000 15.722
Polar
3z2-r231.443
x2-y20.000
xy0.000
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 25.639
(<r2>)1/2 5.064