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

using model chemistry: mPW1PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at mPW1PW91/6-31G*
 hartrees
Energy at 0K-500.103418
Energy at 298.15K-500.106389
HF Energy-500.103418
Nuclear repulsion energy51.297523
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 mPW1PW91/6-31G*
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 3118 2957 23.10 111.73 0.01 0.01
2 A1 1426 1352 14.33 5.28 0.49 0.66
3 A1 758 719 27.68 13.49 0.32 0.48
4 E 3225 3058 5.66 61.60 0.75 0.86
4 E 3225 3058 5.66 61.60 0.75 0.86
5 E 1515 1437 7.39 17.04 0.75 0.86
5 E 1515 1437 7.39 17.04 0.75 0.86
6 E 1058 1003 5.02 7.55 0.75 0.86
6 E 1058 1003 5.02 7.55 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8448.7 cm-1
Scaled (by 0.9483) Zero Point Vibrational Energy (zpe) 8011.9 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 mPW1PW91/6-31G*
ABC
5.24389 0.44354 0.44354

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.125
Cl2 0.000 0.000 0.658
H3 0.000 1.031 -1.476
H4 0.893 -0.516 -1.476
H5 -0.893 -0.516 -1.476

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4 H5
C11.78301.08901.08901.0890
Cl21.78302.36942.36942.3694
H31.08902.36941.78601.7860
H41.08902.36941.78601.7860
H51.08902.36941.78601.7860

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 108.761 Cl2 C1 H4 108.761
Cl2 C1 H5 108.761 H3 C1 H4 110.172
H3 C1 H5 110.172 H4 C1 H5 110.172
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.602      
2 Cl -0.075      
3 H 0.226      
4 H 0.226      
5 H 0.226      


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 -2.072 2.072
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.674 0.000 0.000
y 0.000 -19.674 0.000
z 0.000 0.000 -17.902
Traceless
 xyz
x -0.886 0.000 0.000
y 0.000 -0.886 0.000
z 0.000 0.000 1.772
Polar
3z2-r23.544
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 2.398 0.000 0.000
y 0.000 2.398 0.000
z 0.000 0.000 4.060


<r2> (average value of r2) Å2
<r2> 36.593
(<r2>)1/2 6.049