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

using model chemistry: CCSD(T)=FULL/aug-cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at CCSD(T)=FULL/aug-cc-pVQZ
 hartrees
Energy at 0K-47.334941
Energy at 298.15K-47.337240
HF Energy-47.039425
Nuclear repulsion energy16.328148
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 CCSD(T)=FULL/aug-cc-pVQZ
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 2973 2848        
2 A1 1097 1051        
3 A1 640 613        
4 E 3043 2915        
4 E 3043 2915        
5 E 1453 1392        
5 E 1453 1392        
6 E 398 382        
6 E 398 381        

Unscaled Zero Point Vibrational Energy (zpe) 7248.7 cm-1
Scaled (by 0.958) Zero Point Vibrational Energy (zpe) 6944.3 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 CCSD(T)=FULL/aug-cc-pVQZ
ABC
5.46643 0.77345 0.77345

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)=FULL/aug-cc-pVQZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 -1.569
C2 0.000 0.000 0.381
H3 0.000 1.010 0.807
H4 -0.875 -0.505 0.807
H5 0.875 -0.505 0.807

Atom - Atom Distances (Å)
  Li1 C2 H3 H4 H5
Li11.94982.58152.58152.5815
C21.94981.09611.09611.0961
H32.58151.09611.74931.7493
H42.58151.09611.74931.7493
H52.58151.09611.74931.7493

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 112.867 Li1 C2 H4 112.867
Li1 C2 H5 112.867 H3 C2 H4 105.873
H3 C2 H5 105.873 H4 C2 H5 105.873
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability