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

using model chemistry: PBEPBEultrafine/aug-cc-pVDZ

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/aug-cc-pVDZ
 hartrees
Energy at 0K-499.869219
Energy at 298.15K-499.872137
HF Energy-499.869219
Nuclear repulsion energy50.735530
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/aug-cc-pVDZ
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 3001 2983 23.47 162.32 0.00 0.00
2 A1 1292 1285 9.18 0.25 0.31 0.48
3 A1 712 707 23.87 13.60 0.15 0.26
4 E 3115 3096 4.03 56.57 0.75 0.86
4 E 3115 3096 4.03 56.55 0.75 0.86
5 E 1393 1384 5.80 4.23 0.75 0.86
5 E 1393 1384 5.80 4.24 0.75 0.86
6 E 977 971 2.80 0.64 0.75 0.86
6 E 977 971 2.80 0.64 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 7987.1 cm-1
Scaled (by 0.9939) Zero Point Vibrational Energy (zpe) 7938.3 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/aug-cc-pVDZ
ABC
5.09255 0.43423 0.43423

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/aug-cc-pVDZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.140
Cl2 0.000 0.000 0.664
H3 0.000 1.046 -1.484
H4 0.906 -0.523 -1.484
H5 -0.906 -0.523 -1.484

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4 H5
C11.80401.10161.10161.1016
Cl21.80402.38982.38982.3898
H31.10162.38981.81231.8123
H41.10162.38981.81231.8123
H51.10162.38981.81231.8123

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 108.224 Cl2 C1 H4 108.224
Cl2 C1 H5 108.224 H3 C1 H4 110.689
H3 C1 H5 110.689 H4 C1 H5 110.689
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.381      
2 Cl -0.112      
3 H -0.090      
4 H -0.090      
5 H -0.090      


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 -1.942 1.942
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.149 0.000 0.000
y 0.000 -20.149 0.000
z 0.000 0.000 -18.343
Traceless
 xyz
x -0.903 0.000 0.000
y 0.000 -0.903 0.000
z 0.000 0.000 1.806
Polar
3z2-r23.611
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 3.907 0.000 0.000
y 0.000 3.907 0.000
z 0.000 0.000 5.505


<r2> (average value of r2) Å2
<r2> 37.398
(<r2>)1/2 6.115