return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: CCSD=FULL/cc-pCVDZ

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=FULL/cc-pCVDZ
 hartrees
Energy at 0K-499.688475
Energy at 298.15K-499.691452
HF Energy-499.118379
Nuclear repulsion energy51.059243
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=FULL/cc-pCVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3101 3101 25.04      
2 A1 1394 1394 17.15      
3 A1 761 761 23.75      
4 E 3212 3212 7.72      
4 E 3212 3212 7.72      
5 E 1489 1489 4.47      
5 E 1489 1489 4.48      
6 E 1037 1037 2.46      
6 E 1037 1037 2.46      

Unscaled Zero Point Vibrational Energy (zpe) 8365.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8365.5 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=FULL/cc-pCVDZ
ABC
5.15418 0.44024 0.44024

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD=FULL/cc-pCVDZ

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 0.660
H3 0.000 1.040 -1.482
H4 0.901 -0.520 -1.482
H5 -0.901 -0.520 -1.482

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4 H5
C11.78891.09841.09841.0984
Cl21.78892.38132.38132.3813
H31.09842.38131.80151.8015
H41.09842.38131.80151.8015
H51.09842.38131.80151.8015

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 108.760 Cl2 C1 H4 108.760
Cl2 C1 H5 108.760 H3 C1 H4 110.173
H3 C1 H5 110.173 H4 C1 H5 110.173
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability