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

using model chemistry: QCISD(T)=FULL/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 QCISD(T)=FULL/cc-pVQZ
 hartrees
Energy at 0K-47.331034
Energy at 298.15K-47.333350
HF Energy-47.039386
Nuclear repulsion energy16.297502
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/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 2979 2979        
2 A1 1093 1093        
3 A1 635 635        
4 E 3049 3049        
4 E 3049 3049        
5 E 1452 1452        
5 E 1451 1451        
6 E 408 408        
6 E 408 408        

Unscaled Zero Point Vibrational Energy (zpe) 7262.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7262.4 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/cc-pVQZ
ABC
5.46774 0.76585 0.76585

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 -1.577
C2 0.000 0.000 0.384
H3 0.000 1.010 0.809
H4 -0.875 -0.505 0.809
H5 0.875 -0.505 0.809

Atom - Atom Distances (Å)
  Li1 C2 H3 H4 H5
Li11.96132.59082.59082.5908
C21.96131.09551.09551.0955
H32.59081.09551.74901.7490
H42.59081.09551.74901.7490
H52.59081.09551.74901.7490

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 112.807 Li1 C2 H4 112.807
Li1 C2 H5 112.807 H3 C2 H4 105.939
H3 C2 H5 105.939 H4 C2 H5 105.939
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability