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

using model chemistry: CCSD(T)/aug-cc-pCVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at CCSD(T)/aug-cc-pCVTZ
 hartrees
Energy at 0K-499.580441
Energy at 298.15K 
HF Energy-499.149897
Nuclear repulsion energy51.267435
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 CCSD(T)/aug-cc-pCVTZ
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 3075 3075        
2 A1 1392 1392        
3 A1 742 742        
4 E 3178 3178        
4 E 3178 3178        
5 E 1501 1501        
5 E 1501 1501        
6 E 1040 1040        
6 E 1039 1039        

Unscaled Zero Point Vibrational Energy (zpe) 8321.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8321.6 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 CCSD(T)/aug-cc-pCVTZ
ABC
5.23694 0.44271 0.44271

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/aug-cc-pCVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.129
Cl2 0.000 0.000 0.658
H3 0.000 1.032 -1.470
H4 0.894 -0.516 -1.470
H5 -0.894 -0.516 -1.470

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4 H5
C11.78711.08671.08671.0867
Cl21.78712.36492.36492.3649
H31.08672.36491.78721.7872
H41.08672.36491.78721.7872
H51.08672.36491.78721.7872

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 108.279 Cl2 C1 H4 108.279
Cl2 C1 H5 108.279 H3 C1 H4 110.636
H3 C1 H5 110.636 H4 C1 H5 110.636
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability