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All results from a given calculation for SiH (Silylidyne)

using model chemistry: M06-2X/TZVP

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 M06-2X/TZVP
 hartrees
Energy at 0K-289.962080
Energy at 298.15K 
HF Energy-289.962080
Nuclear repulsion energy4.860687
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 M06-2X/TZVP
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 2077 1966 318.55 293.73 0.49 0.65

Unscaled Zero Point Vibrational Energy (zpe) 1038.7 cm-1
Scaled (by 0.9462) Zero Point Vibrational Energy (zpe) 982.8 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 M06-2X/TZVP
B
7.45964

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/TZVP

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.102
H2 0.000 0.000 -1.423

Atom - Atom Distances (Å)
  Si1 H2
Si11.5242
H21.5242

picture of Silylidyne state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.115      
2 H -0.115      


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 -0.224 0.224
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.281 0.000 0.000
y 0.000 -11.693 0.000
z 0.000 0.000 -16.632
Traceless
 xyz
x -2.118 0.000 0.000
y 0.000 4.763 0.000
z 0.000 0.000 -2.645
Polar
3z2-r2-5.289
x2-y2-4.588
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.455 0.000 0.000
y 0.000 2.949 0.000
z 0.000 0.000 4.718


<r2> (average value of r2) Å2
<r2> 11.455
(<r2>)1/2 3.384