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

using model chemistry: CBS-Q

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at CBS-Q
 hartrees
Energy at 0K-47.250549
Energy at 298.15K-47.246067
HF Energy-47.015475
Nuclear repulsion energy16.169162
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 CBS-Q
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 3096 3096 90.46      
2 A1 1258 1258 4.64      
3 A1 655 655 30.57      
4 E 3152 3152 82.34      
4 E 3152 3152 82.34      
5 E 1598 1598 4.88      
5 E 1598 1598 4.88      
6 E 498 498 188.55      
6 E 498 498 188.55      

Unscaled Zero Point Vibrational Energy (zpe) 7752.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7752.0 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 CBS-Q
ABC
5.37400 0.73421 0.73421

See section I.F.4 to change rotational constant units
Geometric Data calculated at CBS-Q

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 -1.607
C2 0.000 0.000 0.394
H3 0.000 1.010 0.820
H4 -0.875 -0.505 0.820
H5 0.875 -0.505 0.820

Atom - Atom Distances (Å)
  Li1 C2 H3 H4 H5
Li12.00082.62872.62872.6287
C22.00081.09621.09621.0962
H32.62871.09621.74941.7494
H42.62871.09621.74941.7494
H52.62871.09621.74941.7494

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 112.871 Li1 C2 H4 112.871
Li1 C2 H5 112.871 H3 C2 H4 105.867
H3 C2 H5 105.867 H4 C2 H5 105.867
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability