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

using model chemistry: MP4/6-311+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 MP4/6-311+G(3df,2p)
 hartrees
Energy at 0K-499.554772
Energy at 298.15K-499.557742
HF Energy-499.140272
Nuclear repulsion energy51.329092
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 MP4/6-311+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 2905        
2 A1 1398 1319        
3 A1 755 712        
4 E 3180 3002        
4 E 3180 3001        
5 E 1503 1418        
5 E 1502 1418        
6 E 1042 984        
6 E 1042 983        

Unscaled Zero Point Vibrational Energy (zpe) 8339.7 cm-1
Scaled (by 0.9438) Zero Point Vibrational Energy (zpe) 7871.0 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 MP4/6-311+G(3df,2p)
ABC
5.24973 0.44395 0.44395

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/6-311+G(3df,2p)

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.126
Cl2 0.000 0.000 0.657
H3 0.000 1.031 -1.472
H4 0.892 -0.515 -1.472
H5 -0.892 -0.515 -1.472

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4 H5
C11.78341.08691.08691.0869
Cl21.78342.36512.36512.3651
H31.08692.36511.78501.7850
H41.08692.36511.78501.7850
H51.08692.36511.78501.7850

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 108.532 Cl2 C1 H4 108.532
Cl2 C1 H5 108.532 H3 C1 H4 110.394
H3 C1 H5 110.394 H4 C1 H5 110.394
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability