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

using model chemistry: mPW1PW91/cc-pV(D+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 mPW1PW91/cc-pV(D+d)Z
 hartrees
Energy at 0K-500.127209
Energy at 298.15K 
HF Energy-500.127209
Nuclear repulsion energy51.377186
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/cc-pV(D+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 3092 3092 22.76      
2 A1 1363 1363 12.95      
3 A1 756 756 27.08      
4 E 3209 3209 3.84      
4 E 3209 3209 3.84      
5 E 1459 1459 6.91      
5 E 1459 1459 6.91      
6 E 1021 1021 4.07      
6 E 1021 1021 4.07      

Unscaled Zero Point Vibrational Energy (zpe) 8294.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8294.3 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 mPW1PW91/cc-pV(D+d)Z
ABC
5.18019 0.44649 0.44649

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/cc-pV(D+d)Z

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.120
Cl2 0.000 0.000 0.655
H3 0.000 1.037 -1.472
H4 0.898 -0.519 -1.472
H5 -0.898 -0.519 -1.472

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4 H5
C11.77571.09551.09551.0955
Cl21.77572.36702.36702.3670
H31.09552.36701.79691.7969
H41.09552.36701.79691.7969
H51.09552.36701.79691.7969

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 108.733 Cl2 C1 H4 108.733
Cl2 C1 H5 108.733 H3 C1 H4 110.200
H3 C1 H5 110.200 H4 C1 H5 110.200
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/cc-pV(D+d)Z Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.138      
2 Cl -0.151      
3 H 0.096      
4 H 0.096      
5 H 0.096      


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 -1.907 1.907
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.578 0.000 0.000
y 0.000 -19.578 0.000
z 0.000 0.000 -17.874
Traceless
 xyz
x -0.852 0.000 0.000
y 0.000 -0.852 0.000
z 0.000 0.000 1.704
Polar
3z2-r23.408
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 2.432 0.000 0.000
y 0.000 2.432 0.000
z 0.000 0.000 4.255


<r2> (average value of r2) Å2
<r2> 36.437
(<r2>)1/2 6.036