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All results from a given calculation for BeS (beryllium sulfide)

using model chemistry: HF/cc-pV(T+d)Z

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 1Σ
Energy calculated at HF/cc-pV(T+d)Z
 hartrees
Energy at 0K-412.142757
Energy at 298.15K-412.141835
Nuclear repulsion energy19.616869
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 HF/cc-pV(T+d)Z
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 1067 972 67.02      

Unscaled Zero Point Vibrational Energy (zpe) 533.7 cm-1
Scaled (by 0.9103) Zero Point Vibrational Energy (zpe) 485.8 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 HF/cc-pV(T+d)Z
B
0.80447

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/cc-pV(T+d)Z

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Be1 0.000 0.000 -1.381
S2 0.000 0.000 0.345

Atom - Atom Distances (Å)
  Be1 S2
Be11.7264
S21.7264

picture of beryllium sulfide state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pV(T+d)Z Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Be 0.176      
2 S -0.176      


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 -6.299 6.299
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.258 0.000 0.000
y 0.000 -20.258 0.000
z 0.000 0.000 -5.757
Traceless
 xyz
x -7.251 0.000 0.000
y 0.000 -7.251 0.000
z 0.000 0.000 14.501
Polar
3z2-r229.002
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 5.530 0.000 0.000
y 0.000 5.530 0.000
z 0.000 0.000 7.427


<r2> (average value of r2) Å2
<r2> 19.172
(<r2>)1/2 4.379