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

using model chemistry: CCSD(T)/cc-pV(D+d)Z

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)/cc-pV(D+d)Z
 hartrees
Energy at 0K-499.446950
Energy at 298.15K 
HF Energy-499.119030
Nuclear repulsion energy51.022745
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)/cc-pV(D+d)Z
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 3079 3079        
2 A1 1381 1381        
3 A1 749 749        
4 E 3189 3189        
4 E 3188 3188        
5 E 1476 1476        
5 E 1476 1476        
6 E 1027 1027        
6 E 1027 1027        

Unscaled Zero Point Vibrational Energy (zpe) 8295.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8295.9 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)/cc-pV(D+d)Z
ABC
5.12937 0.44004 0.44004

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/cc-pV(D+d)Z

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.128
Cl2 0.000 0.000 0.660
H3 0.000 1.043 -1.484
H4 0.903 -0.521 -1.484
H5 -0.903 -0.521 -1.484

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4 H5
C11.78851.10161.10161.1016
Cl21.78852.38432.38432.3843
H31.10162.38431.80581.8058
H41.10162.38431.80581.8058
H51.10162.38431.80581.8058

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 108.840 Cl2 C1 H4 108.840
Cl2 C1 H5 108.840 H3 C1 H4 110.095
H3 C1 H5 110.095 H4 C1 H5 110.095
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability