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

using model chemistry: QCISD/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/6-31G**
 hartrees
Energy at 0K-678.896047
Energy at 298.15K-678.899973
HF Energy-678.105542
Nuclear repulsion energy272.421713
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/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' 3277 3085 11.92      
2 A' 1444 1359 58.69      
3 A' 1184 1114 216.93      
4 A' 920 866 177.07      
5 A' 825 777 70.89      
6 A' 561 528 87.48      
7 A' 470 442 56.92      
8 A' 366 344 42.45      
9 A' 257 242 0.63      
10 A" 3388 3190 3.57      
11 A" 1026 966 216.45      
12 A" 842 793 0.31      
13 A" 461 434 0.01      
14 A" 368 347 19.20      
15 A" 206 194 0.54      

Unscaled Zero Point Vibrational Energy (zpe) 7796.9 cm-1
Scaled (by 0.9414) Zero Point Vibrational Energy (zpe) 7340.0 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/6-31G**
ABC
0.15572 0.14209 0.12693

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 -0.023 0.124 0.000
C2 -0.493 1.668 0.000
F3 1.468 -0.421 0.000
F4 -0.493 -0.694 1.251
F5 -0.493 -0.694 -1.251
H6 -0.519 2.205 -0.933
H7 -0.519 2.205 0.933

Atom - Atom Distances (Å)
  P1 C2 F3 F4 F5 H6 H7
P11.61411.58751.56711.56712.33352.3335
C21.61412.86552.67292.67291.07651.0765
F31.58752.86552.34272.34273.42213.4221
F41.56712.67292.34272.50183.62942.9164
F51.56712.67292.34272.50182.91643.6294
H62.33351.07653.42213.62942.91641.8657
H72.33351.07653.42212.91643.62941.8657

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 118.930 P1 C2 H7 118.930
C2 P1 F3 127.019 C2 P1 F4 114.323
C2 P1 F5 114.323 F3 P1 F4 95.908
F3 P1 F5 95.908 F4 P1 F5 105.925
H6 C2 H7 120.119
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability