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

using model chemistry: B2PLYP/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-47.353930
Energy at 298.15K-47.356297
HF Energy-47.286188
Nuclear repulsion energy16.269731
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/cc-pVTZ
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 2868 67.90      
2 A1 1100 1055 10.17      
3 A1 632 607 25.70      
4 E 3054 2930 48.41      
4 E 3054 2930 48.26      
5 E 1460 1401 6.23      
5 E 1460 1401 6.26      
6 E 434 417 175.39      
6 E 434 417 175.76      

Unscaled Zero Point Vibrational Energy (zpe) 7308.8 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 7012.0 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/cc-pVTZ
ABC
5.45623 0.75994 0.75994

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 -1.484
C2 0.000 0.000 0.418
H3 0.000 1.041 0.648
H4 -0.901 -0.520 0.648
H5 0.901 -0.520 0.648

Atom - Atom Distances (Å)
  Li1 C2 H3 H4 H5
Li11.90212.37232.37232.3723
C21.90211.06571.06571.0657
H32.37231.06571.80251.8025
H42.37231.06571.80251.8025
H52.37231.06571.80251.8025

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 102.451 Li1 C2 H4 102.451
Li1 C2 H5 102.451 H3 C2 H4 115.485
H3 C2 H5 115.485 H4 C2 H5 115.485
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Li 0.288      
2 C -0.515      
3 H 0.076      
4 H 0.076      
5 H 0.076      


Electric dipole moments


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.718 0.000 -0.005
y 0.000 4.724 0.001
z -0.005 0.001 6.372


<r2> (average value of r2) Å2
<r2> 18.659
(<r2>)1/2 4.320