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

using model chemistry: QCISD/Def2TZVPP

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/Def2TZVPP
 hartrees
Energy at 0K-499.545595
Energy at 298.15K-499.548566
HF Energy-499.141091
Nuclear repulsion energy51.395234
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/Def2TZVPP
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 3100 3100 23.16      
2 A1 1408 1408 14.08      
3 A1 756 756 24.46      
4 E 3199 3199 6.22      
4 E 3199 3199 6.22      
5 E 1508 1508 4.94      
5 E 1508 1508 4.94      
6 E 1044 1044 2.13      
6 E 1044 1044 2.13      

Unscaled Zero Point Vibrational Energy (zpe) 8382.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8382.4 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/Def2TZVPP
ABC
5.27594 0.44485 0.44485

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/Def2TZVPP

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.125
Cl2 0.000 0.000 0.657
H3 0.000 1.028 -1.470
H4 0.890 -0.514 -1.470
H5 -0.890 -0.514 -1.470

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4 H5
C11.78171.08441.08441.0844
Cl21.78172.36232.36232.3623
H31.08442.36231.78061.7806
H41.08442.36231.78061.7806
H51.08442.36231.78061.7806

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 108.561 Cl2 C1 H4 108.561
Cl2 C1 H5 108.561 H3 C1 H4 110.366
H3 C1 H5 110.366 H4 C1 H5 110.366
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability