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

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/3-21G
 hartrees
Energy at 0K-497.419599
Energy at 298.15K-497.422491
HF Energy-497.419599
Nuclear repulsion energy49.034243
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 PBEPBEultrafine/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 3042 3014 9.42 100.81 0.01 0.02
2 A1 1350 1338 7.26 2.39 0.57 0.72
3 A1 635 630 25.79 16.50 0.35 0.52
4 E 3159 3130 3.20 50.08 0.75 0.86
4 E 3159 3130 3.20 50.08 0.75 0.86
5 E 1488 1474 11.58 18.81 0.75 0.86
5 E 1488 1474 11.58 18.81 0.75 0.86
6 E 988 979 6.71 11.90 0.75 0.86
6 E 988 979 6.71 11.90 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8148.4 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 8074.3 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 PBEPBEultrafine/3-21G
ABC
5.05727 0.39850 0.39850

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.204
Cl2 0.000 0.000 0.693
H3 0.000 1.050 -1.519
H4 0.909 -0.525 -1.519
H5 -0.909 -0.525 -1.519

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4 H5
C11.89741.09601.09601.0960
Cl21.89742.44822.44822.4482
H31.09602.44821.81861.8186
H41.09602.44821.81861.8186
H51.09602.44821.81861.8186

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 106.658 Cl2 C1 H4 106.658
Cl2 C1 H5 106.658 H3 C1 H4 112.132
H3 C1 H5 112.132 H4 C1 H5 112.132
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.749      
2 Cl -0.050      
3 H 0.266      
4 H 0.266      
5 H 0.266      


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 -2.409 2.409
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.918 0.000 0.000
y 0.000 -19.918 0.000
z 0.000 0.000 -18.181
Traceless
 xyz
x -0.868 0.000 0.000
y 0.000 -0.868 0.000
z 0.000 0.000 1.737
Polar
3z2-r23.474
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 1.954 0.000 0.000
y 0.000 1.954 0.000
z 0.000 0.000 4.274


<r2> (average value of r2) Å2
<r2> 39.173
(<r2>)1/2 6.259