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

using model chemistry: MP4/cc-pV(T+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 MP4/cc-pV(T+d)Z
 hartrees
Energy at 0K-499.568219
Energy at 298.15K-499.571185
HF Energy-499.148696
Nuclear repulsion energy51.289877
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/cc-pV(T+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 3077 3077        
2 A1 1385 1385        
3 A1 749 749        
4 E 3181 3181        
4 E 3181 3181        
5 E 1493 1493        
5 E 1493 1493        
6 E 1032 1032        
6 E 1032 1032        

Unscaled Zero Point Vibrational Energy (zpe) 8311.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8311.2 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/cc-pV(T+d)Z
ABC
5.25609 0.44300 0.44300

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/cc-pV(T+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 0.658
H3 0.000 1.030 -1.473
H4 0.892 -0.515 -1.473
H5 -0.892 -0.515 -1.473

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4 H5
C11.78551.08641.08641.0864
Cl21.78552.36692.36692.3669
H31.08642.36691.78391.7839
H41.08642.36691.78391.7839
H51.08642.36691.78391.7839

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 108.546 Cl2 C1 H4 108.546
Cl2 C1 H5 108.546 H3 C1 H4 110.381
H3 C1 H5 110.381 H4 C1 H5 110.381
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability