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 PF3CH2 (phosphorane, trifluoromethylene-)

using model chemistry: LSDA/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at LSDA/6-31G(2df,p)
 hartrees
Energy at 0K-677.746816
Energy at 298.15K-677.750537
HF Energy-677.746816
Nuclear repulsion energy276.700650
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/6-31G(2df,p)
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3142 3092 25.12      
2 A' 1308 1287 136.85      
3 A' 1150 1131 113.28      
4 A' 920 905 130.70      
5 A' 821 808 49.87      
6 A' 478 470 31.19      
7 A' 455 447 69.05      
8 A' 353 347 49.70      
9 A' 258 254 0.39      
10 A" 3253 3201 14.36      
11 A" 1010 994 159.15      
12 A" 750 738 5.76      
13 A" 435 428 0.16      
14 A" 350 344 8.28      
15 A" 178 175 0.88      

Unscaled Zero Point Vibrational Energy (zpe) 7429.4 cm-1
Scaled (by 0.984) Zero Point Vibrational Energy (zpe) 7310.5 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/6-31G(2df,p)
ABC
0.16078 0.14564 0.13167

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 -0.025 0.118 0.000
C2 -0.484 1.652 0.000
F3 1.444 -0.395 0.000
F4 -0.484 -0.695 1.222
F5 -0.484 -0.695 -1.222
H6 -0.508 2.195 -0.943
H7 -0.508 2.195 0.943

Atom - Atom Distances (Å)
  P1 C2 F3 F4 F5 H6 H7
P11.60191.55591.53821.53822.33232.3323
C21.60192.81272.64682.64681.08871.0887
F31.55592.81272.30272.30273.37843.3784
F41.53822.64682.30272.44463.61182.9039
F51.53822.64682.30272.44462.90393.6118
H62.33231.08873.37843.61182.90391.8869
H72.33231.08873.37842.90393.61181.8869

picture of phosphorane, trifluoromethylene- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
P1 C2 H6 118.947 P1 C2 H7 118.947
C2 P1 F3 125.912 C2 P1 F4 114.881
C2 P1 F5 114.881 F3 P1 F4 96.181
F3 P1 F5 96.181 F4 P1 F5 105.242
H6 C2 H7 120.134
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 P 0.221      
2 C -0.691      
3 F 0.022      
4 F 0.044      
5 F 0.044      
6 H 0.180      
7 H 0.180      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.146 0.299 0.000 0.333
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.533 0.253 0.000
y 0.253 -32.237 0.000
z 0.000 0.000 -31.776
Traceless
 xyz
x -3.527 0.253 0.000
y 0.253 1.417 0.000
z 0.000 0.000 2.109
Polar
3z2-r24.218
x2-y2-3.296
xy0.253
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.179 -0.568 0.000
y -0.568 5.738 0.000
z 0.000 0.000 4.363


<r2> (average value of r2) Å2
<r2> 110.656
(<r2>)1/2 10.519