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All results from a given calculation for CH3Cl (Methyl chloride)

using model chemistry: CISD/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 CISD/cc-pVTZ
 hartrees
Energy at 0K-499.513596
Energy at 298.15K-499.516586
HF Energy-499.147895
Nuclear repulsion energy51.511391
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 CISD/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 3158 2936 23.46      
2 A1 1433 1332 14.44      
3 A1 773 719 27.17      
4 E 3259 3030 5.55      
4 E 3259 3030 5.55      
5 E 1536 1429 5.32      
5 E 1536 1429 5.32      
6 E 1066 991 2.12      
6 E 1066 991 2.12      

Unscaled Zero Point Vibrational Energy (zpe) 8543.2 cm-1
Scaled (by 0.9298) Zero Point Vibrational Energy (zpe) 7943.5 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 CISD/cc-pVTZ
ABC
5.32110 0.44642 0.44642

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.124
Cl2 0.000 0.000 0.655
H3 0.000 1.024 -1.467
H4 0.886 -0.512 -1.467
H5 -0.886 -0.512 -1.467

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4 H5
C11.77911.07961.07961.0796
Cl21.77912.35632.35632.3563
H31.07962.35631.77301.7730
H41.07962.35631.77301.7730
H51.07962.35631.77301.7730

picture of Methyl chloride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 H3 108.537 Cl2 C1 H4 108.537
Cl2 C1 H5 108.537 H3 C1 H4 110.389
H3 C1 H5 110.389 H4 C1 H5 110.389
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability