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

using model chemistry: B2PLYP=FULL/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B2PLYP=FULL/6-31G(2df,p)
 hartrees
Energy at 0K-47.337776
Energy at 298.15K-47.340189
HF Energy-47.271996
Nuclear repulsion energy16.279238
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 B2PLYP=FULL/6-31G(2df,p)
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 3015 3015 48.97      
2 A1 1117 1117 28.67      
3 A1 644 644 13.34      
4 E 3086 3086 37.83      
4 E 3086 3086 37.84      
5 E 1474 1474 9.99      
5 E 1474 1474 9.99      
6 E 460 460 207.04      
6 E 460 460 207.06      

Unscaled Zero Point Vibrational Energy (zpe) 7408.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7408.0 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 B2PLYP=FULL/6-31G(2df,p)
ABC
5.43333 0.76530 0.76530

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-31G(2df,p)

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 0.385
H3 0.000 1.013 0.807
H4 -0.877 -0.507 0.807
H5 0.877 -0.507 0.807

Atom - Atom Distances (Å)
  Li1 C2 H3 H4 H5
Li11.96262.59012.59012.5901
C21.96261.09711.09711.0971
H32.59011.09711.75461.7546
H42.59011.09711.75461.7546
H52.59011.09711.75461.7546

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 112.575 Li1 C2 H4 112.575
Li1 C2 H5 112.575 H3 C2 H4 106.197
H3 C2 H5 106.197 H4 C2 H5 106.197
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability