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All results from a given calculation for SiH3Cl (chlorosilane)

using model chemistry: B3LYPultrafine/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B3LYPultrafine/6-31G(2df,p)
 hartrees
Energy at 0K-751.543673
Energy at 298.15K 
HF Energy-751.543673
Nuclear repulsion energy85.758874
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 B3LYPultrafine/6-31G(2df,p)
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 2247 2168 53.42 199.70 0.01 0.03
2 A1 955 922 255.15 5.88 0.67 0.80
3 A1 537 518 66.79 10.33 0.22 0.36
4 E 2261 2181 103.40 62.11 0.75 0.86
4 E 2261 2181 103.41 62.12 0.75 0.86
5 E 957 924 57.06 12.27 0.75 0.86
5 E 957 924 57.06 12.27 0.75 0.86
6 E 659 636 22.51 7.00 0.75 0.86
6 E 659 636 22.52 7.00 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5746.2 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 5545.0 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 B3LYPultrafine/6-31G(2df,p)
ABC
2.83825 0.21809 0.21809

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-31G(2df,p)

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 -0.995
Cl2 0.000 0.000 1.078
H3 0.000 1.402 -1.465
H4 1.214 -0.701 -1.465
H5 -1.214 -0.701 -1.465

Atom - Atom Distances (Å)
  Si1 Cl2 H3 H4 H5
Si12.07221.47851.47851.4785
Cl22.07222.90352.90352.9035
H31.47852.90352.42762.4276
H41.47852.90352.42762.4276
H51.47852.90352.42762.4276

picture of chlorosilane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 Si1 H3 108.558 Cl2 Si1 H4 108.558
Cl2 Si1 H5 108.558 H3 Si1 H4 110.369
H3 Si1 H5 110.369 H4 Si1 H5 110.369
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.127      
2 Cl -0.205      
3 H 0.026      
4 H 0.026      
5 H 0.026      


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 -1.409 1.409
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.554 0.000 0.000
y 0.000 -27.554 0.000
z 0.000 0.000 -26.700
Traceless
 xyz
x -0.427 0.000 0.000
y 0.000 -0.427 0.000
z 0.000 0.000 0.854
Polar
3z2-r21.708
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 4.537 0.000 0.000
y 0.000 4.537 0.000
z 0.000 0.000 6.230


<r2> (average value of r2) Å2
<r2> 62.957
(<r2>)1/2 7.935