return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: B3PW91/cc-pCVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B3PW91/cc-pCVDZ
 hartrees
Energy at 0K-500.066471
Energy at 298.15K-500.069428
HF Energy-500.066471
Nuclear repulsion energy51.120110
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 B3PW91/cc-pCVDZ
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 3075 3075 22.26      
2 A1 1353 1353 13.00      
3 A1 742 742 26.86      
4 E 3194 3194 3.91      
4 E 3194 3194 3.91      
5 E 1451 1451 6.93      
5 E 1451 1451 6.93      
6 E 1013 1013 4.04      
6 E 1013 1013 4.04      

Unscaled Zero Point Vibrational Energy (zpe) 8242.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8242.3 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 B3PW91/cc-pCVDZ
ABC
5.16298 0.44124 0.44124

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pCVDZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.129
Cl2 0.000 0.000 0.659
H3 0.000 1.039 -1.478
H4 0.900 -0.520 -1.478
H5 -0.900 -0.520 -1.478

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4 H5
C11.78771.09641.09641.0964
Cl21.78772.37642.37642.3764
H31.09642.37641.79991.7999
H41.09642.37641.79991.7999
H51.09642.37641.79991.7999

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 108.589 Cl2 C1 H4 108.589
Cl2 C1 H5 108.589 H3 C1 H4 110.339
H3 C1 H5 110.339 H4 C1 H5 110.339
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pCVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.124      
2 Cl -0.159      
3 H 0.094      
4 H 0.094      
5 H 0.094      


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 -1.949 1.949
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.601 0.000 0.000
y 0.000 -19.601 0.000
z 0.000 0.000 -17.877
Traceless
 xyz
x -0.862 0.000 0.000
y 0.000 -0.862 0.000
z 0.000 0.000 1.724
Polar
3z2-r23.448
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 2.437 0.000 0.000
y 0.000 2.437 0.000
z 0.000 0.000 4.298


<r2> (average value of r2) Å2
<r2> 36.704
(<r2>)1/2 6.058