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All results from a given calculation for PCl (phosphorus chloride)

using model chemistry: B1B95/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
2 1 yes C*V 1Σ

State 1 (3Σ)

Jump to S2C1
Energy calculated at B1B95/6-31G**
 hartrees
Energy at 0K-801.572716
Energy at 298.15K-801.572975
Nuclear repulsion energy66.322259
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 B1B95/6-31G**
Rotational Constants (cm-1) from geometry optimized at B1B95/6-31G**
See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G**
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

State 2 (1Σ)

Jump to S1C1
Energy calculated at B1B95/6-31G**
 hartrees
Energy at 0K-801.525643
Energy at 298.15K-801.525913
Nuclear repulsion energy66.809638
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 B1B95/6-31G**
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 567 542 69.06      

Unscaled Zero Point Vibrational Energy (zpe) 283.6 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 270.8 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 B1B95/6-31G**
B
0.25158

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G**

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 -1.073
Cl2 0.000 0.000 0.947

Atom - Atom Distances (Å)
  P1 Cl2
P12.0198
Cl22.0198

picture of phosphorus chloride state 2 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 0.124      
2 Cl -0.124      


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 -0.308 0.308
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.949 0.000 0.000
y 0.000 -22.738 0.000
z 0.000 0.000 -24.650
Traceless
 xyz
x -5.256 0.000 0.000
y 0.000 4.061 0.000
z 0.000 0.000 1.194
Polar
3z2-r22.389
x2-y2-6.211
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.588 0.000 0.000
y 0.000 2.458 0.000
z 0.000 0.000 6.377


<r2> (average value of r2) Å2
<r2> 48.401
(<r2>)1/2 6.957