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

using model chemistry: B1B95/CEP-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 B1B95/CEP-31G*
 hartrees
Energy at 0K-22.325755
Energy at 298.15K-22.328728
Nuclear repulsion energy19.550262
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 B1B95/CEP-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 3105 2972 34.21      
2 A1 1387 1327 14.25      
3 A1 816 781 23.08      
4 E 3211 3073 19.13      
4 E 3211 3073 19.29      
5 E 1473 1410 6.05      
5 E 1473 1410 6.03      
6 E 1018 974 6.70      
6 E 1018 974 6.68      

Unscaled Zero Point Vibrational Energy (zpe) 8355.0 cm-1
Scaled (by 0.9572) Zero Point Vibrational Energy (zpe) 7997.4 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 B1B95/CEP-31G*
ABC
5.15159 0.43582 0.43582

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/CEP-31G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.136
Cl2 0.000 0.000 0.663
H3 0.000 1.040 -1.487
H4 0.901 -0.520 -1.487
H5 -0.901 -0.520 -1.487

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4 H5
C11.79921.09821.09821.0982
Cl21.79922.38922.38922.3892
H31.09822.38921.80191.8019
H41.09822.38921.80191.8019
H51.09822.38921.80191.8019

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 108.674 Cl2 C1 H4 108.674
Cl2 C1 H5 108.674 H3 C1 H4 110.256
H3 C1 H5 110.256 H4 C1 H5 110.256
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.442      
2 Cl -0.154      
3 H 0.199      
4 H 0.199      
5 H 0.199      


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 -2.094 2.094
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.006 0.000 0.000
y 0.000 -19.006 0.000
z 0.000 0.000 -17.071
Traceless
 xyz
x -0.968 0.000 0.000
y 0.000 -0.968 0.000
z 0.000 0.000 1.935
Polar
3z2-r23.871
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 2.140 0.000 0.000
y 0.000 2.143 0.000
z 0.000 0.000 4.194


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000