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All results from a given calculation for CH3Li (methyl lithium)

using model chemistry: PBEPBE/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at PBEPBE/6-31G*
 hartrees
Energy at 0K-47.301802
Energy at 298.15K-47.304220
HF Energy-47.301802
Nuclear repulsion energy16.101611
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 PBEPBE/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 2929 2887 67.13      
2 A1 1081 1066 60.37      
3 A1 626 617 10.01      
4 E 3008 2965 34.56      
4 E 3008 2965 34.55      
5 E 1443 1422 9.04      
5 E 1443 1422 9.04      
6 E 480 473 232.17      
6 E 480 473 232.18      

Unscaled Zero Point Vibrational Energy (zpe) 7247.7 cm-1
Scaled (by 0.9857) Zero Point Vibrational Energy (zpe) 7144.0 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 PBEPBE/6-31G*
ABC
5.31094 0.74784 0.74784

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 -1.596
C2 0.000 0.000 0.391
H3 0.000 1.025 0.814
H4 -0.887 -0.512 0.814
H5 0.887 -0.512 0.814

Atom - Atom Distances (Å)
  Li1 C2 H3 H4 H5
Li11.98642.61822.61822.6182
C21.98641.10851.10851.1085
H32.61821.10851.77471.7747
H42.61821.10851.77471.7747
H52.61821.10851.77471.7747

picture of methyl lithium state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Li1 C2 H3 112.435 Li1 C2 H4 112.435
Li1 C2 H5 112.435 H3 C2 H4 106.352
H3 C2 H5 106.352 H4 C2 H5 106.352
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Li 0.331      
2 C -0.737      
3 H 0.135      
4 H 0.135      
5 H 0.135      


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 -4.757 4.757
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.896 0.000 0.000
y 0.000 -11.896 0.000
z 0.000 0.000 -2.261
Traceless
 xyz
x -4.818 0.000 0.000
y 0.000 -4.818 0.000
z 0.000 0.000 9.636
Polar
3z2-r219.271
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 5.037 0.000 0.000
y 0.000 5.038 0.001
z 0.000 0.001 7.864


<r2> (average value of r2) Å2
<r2> 19.115
(<r2>)1/2 4.372