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All results from a given calculation for SiH (Silylidyne)

using model chemistry: HSEh1PBE/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 2Π
Energy calculated at HSEh1PBE/6-31G**
 hartrees
Energy at 0K-289.857030
Energy at 298.15K 
HF Energy-289.857030
Nuclear repulsion energy4.817167
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 HSEh1PBE/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 2029 1936 356.80 217.51 0.59 0.74

Unscaled Zero Point Vibrational Energy (zpe) 1014.3 cm-1
Scaled (by 0.9543) Zero Point Vibrational Energy (zpe) 967.9 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 HSEh1PBE/6-31G**
B
7.32666

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G**

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.103
H2 0.000 0.000 -1.435

Atom - Atom Distances (Å)
  Si1 H2
Si11.5379
H21.5379

picture of Silylidyne state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.122      
2 H -0.122      


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 -0.404 0.404
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.578 0.000 0.000
y 0.000 -16.163 0.000
z 0.000 0.000 -16.428
Traceless
 xyz
x 4.717 0.000 0.000
y 0.000 -2.159 0.000
z 0.000 0.000 -2.558
Polar
3z2-r2-5.115
x2-y24.584
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.939 0.000 0.000
y 0.000 3.408 0.000
z 0.000 0.000 4.059


<r2> (average value of r2) Å2
<r2> 11.403
(<r2>)1/2 3.377