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

using model chemistry: MP2/6-31G(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 MP2/6-31G(2df,p)
 hartrees
Energy at 0K-499.450620
Energy at 298.15K-499.453602
HF Energy-499.104399
Nuclear repulsion energy51.421298
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 MP2/6-31G(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 3141 2966 16.14 93.66 0.01 0.01
2 A1 1413 1335 13.21 1.62 0.52 0.69
3 A1 778 735 24.34 13.02 0.24 0.39
4 E 3258 3077 1.70 49.58 0.75 0.86
4 E 3258 3077 1.70 49.58 0.75 0.86
5 E 1514 1430 5.09 11.47 0.75 0.86
5 E 1514 1430 5.09 11.47 0.75 0.86
6 E 1054 996 3.25 3.94 0.75 0.86
6 E 1054 996 3.25 3.94 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8492.6 cm-1
Scaled (by 0.9445) Zero Point Vibrational Energy (zpe) 8021.3 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 MP2/6-31G(2df,p)
ABC
5.25598 0.44581 0.44581

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G(2df,p)

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.123
Cl2 0.000 0.000 0.656
H3 0.000 1.030 -1.469
H4 0.892 -0.515 -1.469
H5 -0.892 -0.515 -1.469

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4 H5
C11.77921.08651.08651.0865
Cl21.77922.36172.36172.3617
H31.08652.36171.78391.7839
H41.08652.36171.78391.7839
H51.08652.36171.78391.7839

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 108.570 Cl2 C1 H4 108.570
Cl2 C1 H5 108.570 H3 C1 H4 110.357
H3 C1 H5 110.357 H4 C1 H5 110.357
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability