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

using model chemistry: BLYP/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at BLYP/3-21G*
 hartrees
Energy at 0K-497.752558
Energy at 298.15K-497.755461
HF Energy-497.752558
Nuclear repulsion energy49.970595
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 BLYP/3-21G*
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 3019 3000 16.94 101.22 0.01 0.01
2 A1 1384 1375 10.29 5.50 0.51 0.68
3 A1 637 633 26.23 13.70 0.32 0.49
4 E 3113 3092 7.19 54.47 0.75 0.86
4 E 3113 3092 7.19 54.47 0.75 0.86
5 E 1509 1500 8.61 20.15 0.75 0.86
5 E 1509 1500 8.61 20.15 0.75 0.86
6 E 1016 1009 6.20 9.40 0.75 0.86
6 E 1016 1009 6.20 9.40 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8158.3 cm-1
Scaled (by 0.9935) Zero Point Vibrational Energy (zpe) 8105.3 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 BLYP/3-21G*
ABC
5.12381 0.41734 0.41734

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/3-21G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.168
Cl2 0.000 0.000 0.678
H3 0.000 1.043 -1.505
H4 0.903 -0.522 -1.505
H5 -0.903 -0.522 -1.505

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4 H5
C11.84571.09611.09611.0961
Cl21.84572.41882.41882.4188
H31.09612.41881.80681.8068
H41.09612.41881.80681.8068
H51.09612.41881.80681.8068

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 107.886 Cl2 C1 H4 107.886
Cl2 C1 H5 107.886 H3 C1 H4 111.009
H3 C1 H5 111.009 H4 C1 H5 111.009
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.612      
2 Cl -0.081      
3 H 0.231      
4 H 0.231      
5 H 0.231      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -2.097 2.097
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.866 0.000 0.000
y 0.000 -19.866 0.000
z 0.000 0.000 -17.939
Traceless
 xyz
x -0.963 0.000 0.000
y 0.000 -0.963 0.000
z 0.000 0.000 1.927
Polar
3z2-r23.853
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.271 0.000 0.000
y 0.000 2.271 0.000
z 0.000 0.000 4.141


<r2> (average value of r2) Å2
<r2> 38.056
(<r2>)1/2 6.169