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

using model chemistry: CISD/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 CISD/cc-pVDZ
 hartrees
Energy at 0K-499.406934
Energy at 298.15K-499.409914
HF Energy-499.117626
Nuclear repulsion energy51.115251
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 CISD/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 3149 2903 24.83      
2 A1 1414 1304 18.40      
3 A1 770 710 27.19      
4 E 3261 3006 7.16      
4 E 3261 3006 7.16      
5 E 1509 1391 4.74      
5 E 1509 1391 4.74      
6 E 1052 970 2.45      
6 E 1052 970 2.45      

Unscaled Zero Point Vibrational Energy (zpe) 8488.3 cm-1
Scaled (by 0.9218) Zero Point Vibrational Energy (zpe) 7824.5 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 CISD/cc-pVDZ
ABC
5.17765 0.44090 0.44090

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

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 0.659
H3 0.000 1.038 -1.479
H4 0.899 -0.519 -1.479
H5 -0.899 -0.519 -1.479

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4 H5
C11.78831.09531.09531.0953
Cl21.78832.37732.37732.3773
H31.09532.37731.79741.7974
H41.09532.37731.79741.7974
H51.09532.37731.79741.7974

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 108.668 Cl2 C1 H4 108.668
Cl2 C1 H5 108.668 H3 C1 H4 110.263
H3 C1 H5 110.263 H4 C1 H5 110.263
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability