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

using model chemistry: QCISD/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at QCISD/cc-pVDZ
 hartrees
Energy at 0K-499.433437
Energy at 298.15K-499.436403
HF Energy-499.117356
Nuclear repulsion energy50.937354
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 QCISD/cc-pVDZ
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 3094 2968 25.46      
2 A1 1390 1334 18.14      
3 A1 755 724 24.21      
4 E 3204 3074 8.15      
4 E 3204 3074 8.15      
5 E 1484 1424 4.25      
5 E 1484 1424 4.25      
6 E 1034 992 2.35      
6 E 1034 992 2.35      

Unscaled Zero Point Vibrational Energy (zpe) 8341.3 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 8002.6 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 QCISD/cc-pVDZ
ABC
5.13392 0.43803 0.43803

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.132
Cl2 0.000 0.000 0.662
H3 0.000 1.042 -1.485
H4 0.903 -0.521 -1.485
H5 -0.903 -0.521 -1.485

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4 H5
C11.79371.10041.10041.1004
Cl21.79372.38642.38642.3864
H31.10042.38641.80501.8050
H41.10042.38641.80501.8050
H51.10042.38641.80501.8050

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 108.723 Cl2 C1 H4 108.723
Cl2 C1 H5 108.723 H3 C1 H4 110.209
H3 C1 H5 110.209 H4 C1 H5 110.209
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability