return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for BeCO3 (Beryllium Carbonate)

using model chemistry: LSDA/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at LSDA/6-31+G**
 hartrees
Energy at 0K-277.143531
Energy at 298.15K-277.144649
HF Energy-277.143531
Nuclear repulsion energy138.030119
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 LSDA/6-31+G**
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 1906 1878 380.98      
2 A1 1116 1099 113.11      
3 A1 876 863 149.69      
4 A1 722 712 71.20      
5 B1 763 752 26.93      
6 B1 291 286 70.79      
7 B2 1212 1194 430.44      
8 B2 747 736 73.57      
9 B2 556 548 0.85      

Unscaled Zero Point Vibrational Energy (zpe) 4094.6 cm-1
Scaled (by 0.985) Zero Point Vibrational Energy (zpe) 4033.2 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 LSDA/6-31+G**
ABC
0.43202 0.25258 0.15939

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.329
O2 0.000 0.000 1.524
Be3 0.000 0.000 -1.485
O4 0.000 1.104 -0.514
O5 0.000 -1.104 -0.514

Atom - Atom Distances (Å)
  C1 O2 Be3 O4 O5
C11.19491.81441.38931.3893
O21.19493.00932.31782.3178
Be31.81443.00931.47101.4710
O41.38932.31781.47102.2089
O51.38932.31781.47102.2089

picture of Beryllium Carbonate state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O4 Be3 78.685 C1 O5 Be3 78.685
O2 C1 O4 127.347 O2 C1 O5 127.347
O4 C1 O5 105.306 O4 Be3 O5 97.323
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.583      
2 O -0.374      
3 Be 0.418      
4 O -0.314      
5 O -0.314      


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 -6.521 6.521
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.465 0.000 0.000
y 0.000 -31.815 0.000
z 0.000 0.000 -17.498
Traceless
 xyz
x 0.191 0.000 0.000
y 0.000 -10.833 0.000
z 0.000 0.000 10.642
Polar
3z2-r221.284
x2-y27.350
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.152 0.000 0.000
y 0.000 4.305 0.000
z 0.000 0.000 6.536


<r2> (average value of r2) Å2
<r2> 67.154
(<r2>)1/2 8.195