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All results from a given calculation for P2 (Phosphorus diatomic)

using model chemistry: B3LYP/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D*H 1Σg
Energy calculated at B3LYP/CEP-121G
 hartrees
Energy at 0K-12.992440
Energy at 298.15K-12.993083
HF Energy-12.992440
Nuclear repulsion energy6.599092
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 B3LYP/CEP-121G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σg 710 692 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 354.8 cm-1
Scaled (by 0.9745) Zero Point Vibrational Energy (zpe) 345.8 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 B3LYP/CEP-121G
B
0.27084

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G

Point Group is D∞h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 1.002
P2 0.000 0.000 -1.002

Atom - Atom Distances (Å)
  P1 P2
P12.0047
P22.0047

picture of Phosphorus diatomic state 1 conformation 1
More geometry information
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 0.000      
2 P 0.000      


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 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.505 0.000 0.000
y 0.000 -24.505 0.000
z 0.000 0.000 -26.372
Traceless
 xyz
x 0.933 0.000 0.000
y 0.000 0.933 0.000
z 0.000 0.000 -1.867
Polar
3z2-r2-3.734
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 3.179 0.000 0.000
y 0.000 3.179 0.000
z 0.000 0.000 10.855


<r2> (average value of r2) Å2
<r2> 25.742
(<r2>)1/2 5.074