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

using model chemistry: CCSD(T)/6-311+G(3df,2p)

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)/6-311+G(3df,2p)
 hartrees
Energy at 0K-499.554979
Energy at 298.15K-499.557949
HF Energy-499.140278
Nuclear repulsion energy51.320467
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)/6-311+G(3df,2p)
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 3078 3038        
2 A1 1398 1380        
3 A1 752 742        
4 E 3178 3136        
4 E 3178 3136        
5 E 1503 1483        
5 E 1502 1483        
6 E 1042 1029        
6 E 1042 1029        

Unscaled Zero Point Vibrational Energy (zpe) 8336.7 cm-1
Scaled (by 0.9869) Zero Point Vibrational Energy (zpe) 8227.5 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 CCSD(T)/6-311+G(3df,2p)
ABC
5.24922 0.44375 0.44375

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/6-311+G(3df,2p)

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.127
Cl2 0.000 0.000 0.657
H3 0.000 1.031 -1.471
H4 0.893 -0.515 -1.471
H5 -0.893 -0.515 -1.471

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4 H5
C11.78401.08681.08681.0868
Cl21.78402.36512.36512.3651
H31.08682.36511.78511.7851
H41.08682.36511.78511.7851
H51.08682.36511.78511.7851

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 108.498 Cl2 C1 H4 108.498
Cl2 C1 H5 108.498 H3 C1 H4 110.427
H3 C1 H5 110.427 H4 C1 H5 110.427
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability