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All results from a given calculation for SiH3Cl (chlorosilane)

using model chemistry: B1B95/6-31G(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 B1B95/6-31G(2df,p)
 hartrees
Energy at 0K-751.580990
Energy at 298.15K 
HF Energy-751.580990
Nuclear repulsion energy86.309117
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 B1B95/6-31G(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 2265 2169 55.13 204.14 0.01 0.03
2 A1 946 906 249.22 5.72 0.68 0.81
3 A1 555 532 68.33 9.75 0.22 0.36
4 E 2278 2182 102.64 63.09 0.75 0.86
4 E 2278 2182 102.68 63.07 0.75 0.86
5 E 950 910 54.36 12.71 0.75 0.86
5 E 950 910 54.38 12.72 0.75 0.86
6 E 658 630 23.46 6.84 0.75 0.86
6 E 658 630 23.49 6.86 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5767.9 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 5524.0 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 B1B95/6-31G(2df,p)
ABC
2.84272 0.22137 0.22137

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G(2df,p)

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 -0.987
Cl2 0.000 0.000 1.069
H3 0.000 1.400 -1.455
H4 1.213 -0.700 -1.455
H5 -1.213 -0.700 -1.455

Atom - Atom Distances (Å)
  Si1 Cl2 H3 H4 H5
Si12.05611.47661.47661.4766
Cl22.05612.88662.88662.8866
H31.47662.88662.42572.4257
H41.47662.88662.42572.4257
H51.47662.88662.42572.4257

picture of chlorosilane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 Si1 H3 108.480 Cl2 Si1 H4 108.480
Cl2 Si1 H5 108.480 H3 Si1 H4 110.444
H3 Si1 H5 110.444 H4 Si1 H5 110.444
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.127      
2 Cl -0.197      
3 H 0.023      
4 H 0.023      
5 H 0.023      


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 -1.356 1.356
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.370 0.000 0.000
y 0.000 -27.370 0.000
z 0.000 0.000 -26.490
Traceless
 xyz
x -0.440 0.000 0.000
y 0.000 -0.440 0.000
z 0.000 0.000 0.879
Polar
3z2-r21.758
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 4.543 0.000 0.000
y 0.000 4.543 0.000
z 0.000 0.000 6.184


<r2> (average value of r2) Å2
<r2> 62.216
(<r2>)1/2 7.888