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

using model chemistry: MP2/cc-pVQZ

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/cc-pVQZ
 hartrees
Energy at 0K-499.558067
Energy at 298.15K-499.561045
HF Energy-499.154676
Nuclear repulsion energy51.573901
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/cc-pVQZ
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 3116 2956 20.86 140.41 0.00 0.00
2 A1 1396 1324 11.06 0.16 0.14 0.25
3 A1 771 732 23.48 14.58 0.21 0.35
4 E 3230 3063 2.58 49.17 0.75 0.86
4 E 3230 3063 2.58 49.17 0.75 0.86
5 E 1505 1427 5.72 5.33 0.75 0.86
5 E 1505 1427 5.72 5.33 0.75 0.86
6 E 1046 992 2.30 1.26 0.75 0.86
6 E 1046 992 2.30 1.26 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8422.4 cm-1
Scaled (by 0.9484) Zero Point Vibrational Energy (zpe) 7987.8 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/cc-pVQZ
ABC
5.29293 0.44830 0.44830

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/cc-pVQZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.121
Cl2 0.000 0.000 0.654
H3 0.000 1.026 -1.464
H4 0.889 -0.513 -1.464
H5 -0.889 -0.513 -1.464

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4 H5
C11.77471.08231.08231.0823
Cl21.77472.35382.35382.3538
H31.08232.35381.77771.7777
H41.08232.35381.77771.7777
H51.08232.35381.77771.7777

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 108.508 Cl2 C1 H4 108.508
Cl2 C1 H5 108.508 H3 C1 H4 110.417
H3 C1 H5 110.417 H4 C1 H5 110.417
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability