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All results from a given calculation for PF3CH2 (phosphorane, trifluoromethylene-)

using model chemistry: QCISD(T)/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD(T)/6-31G*
 hartrees
Energy at 0K-678.895790
Energy at 298.15K-678.899662
HF Energy-678.100294
Nuclear repulsion energy271.732011
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 QCISD(T)/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 A' 3214 3083        
2 A' 1429 1371        
3 A' 1173 1125        
4 A' 910 873        
5 A' 813 780        
6 A' 555 533        
7 A' 465 446        
8 A' 354 340        
9 A' 252 242        
10 A" 3319 3184        
11 A" 1020 979        
12 A" 842 808        
13 A" 460 441        
14 A" 364 349        
15 A" 208 199        

Unscaled Zero Point Vibrational Energy (zpe) 7689.7 cm-1
Scaled (by 0.9593) Zero Point Vibrational Energy (zpe) 7376.7 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 QCISD(T)/6-31G*
ABC
0.15531 0.14143 0.12602

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 -0.022 0.125 0.000
C2 -0.495 1.673 0.000
F3 1.470 -0.431 0.000
F4 -0.495 -0.693 1.254
F5 -0.495 -0.693 -1.254
H6 -0.511 2.217 -0.938
H7 -0.511 2.217 0.938

Atom - Atom Distances (Å)
  P1 C2 F3 F4 F5 H6 H7
P11.61871.59191.57041.57042.34412.3441
C21.61872.87862.67772.67771.08441.0844
F31.59192.87862.34592.34593.43703.4370
F41.57042.67772.34592.50873.64322.9268
F51.57042.67772.34592.50872.92683.6432
H62.34411.08443.43703.64322.92681.8761
H72.34411.08443.43702.92683.64321.8761

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 118.939 P1 C2 H7 118.939
C2 P1 F3 127.426 C2 P1 F4 114.202
C2 P1 F5 114.202 F3 P1 F4 95.771
F3 P1 F5 95.771 F4 P1 F5 106.025
H6 C2 H7 119.773
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability