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

using model chemistry: QCISD(T)=FULL/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 QCISD(T)=FULL/6-31G*
 hartrees
Energy at 0K-47.189754
Energy at 298.15K-47.192189
HF Energy-47.015290
Nuclear repulsion energy16.081491
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 QCISD(T)=FULL/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 2989 2989        
2 A1 1145 1145        
3 A1 606 606        
4 E 3068 3068        
4 E 3068 3068        
5 E 1508 1508        
5 E 1508 1508        
6 E 489 489        
6 E 489 489        

Unscaled Zero Point Vibrational Energy (zpe) 7435.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7435.0 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 QCISD(T)=FULL/6-31G*
ABC
5.32936 0.73419 0.73419

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/6-31G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 -1.611
C2 0.000 0.000 0.400
H3 0.000 1.023 0.812
H4 -0.886 -0.511 0.812
H5 0.886 -0.511 0.812

Atom - Atom Distances (Å)
  Li1 C2 H3 H4 H5
Li12.01102.63012.63012.6301
C22.01101.10271.10271.1027
H32.63011.10271.77161.7716
H42.63011.10271.77161.7716
H52.63011.10271.77161.7716

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 111.943 Li1 C2 H4 111.943
Li1 C2 H5 111.943 H3 C2 H4 106.891
H3 C2 H5 106.891 H4 C2 H5 106.891
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability