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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-678.879545
Energy at 298.15K-678.883454
HF Energy-678.101005
Nuclear repulsion energy272.280384
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
(Å4/u)
Dep P Dep U
1 A' 3233 3079 12.56      
2 A' 1438 1370 67.95      
3 A' 1184 1127 210.73      
4 A' 919 875 178.44      
5 A' 824 785 72.44      
6 A' 563 537 97.44      
7 A' 470 448 56.76      
8 A' 365 348 43.07      
9 A' 257 245 0.58      
10 A" 3338 3179 4.24      
11 A" 1027 978 220.00      
12 A" 847 806 0.29      
13 A" 460 438 0.00      
14 A" 369 351 18.28      
15 A" 204 194 0.68      

Unscaled Zero Point Vibrational Energy (zpe) 7748.6 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 7379.0 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
0.15574 0.14194 0.12673

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 0.125 0.000
C2 -0.493 1.669 0.000
F3 1.468 -0.422 0.000
F4 -0.493 -0.695 1.251
F5 -0.493 -0.695 -1.251
H6 -0.524 2.211 -0.937
H7 -0.524 2.211 0.937

Atom - Atom Distances (Å)
  P1 C2 F3 F4 F5 H6 H7
P11.61441.58811.56761.56762.34162.3416
C21.61442.86672.67462.67461.08281.0828
F31.58812.86672.34192.34193.43253.4325
F41.56762.67462.34192.50233.63772.9230
F51.56762.67462.34192.50232.92303.6377
H62.34161.08283.43253.63772.92301.8738
H72.34161.08283.43252.92303.63771.8738

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 119.171 P1 C2 H7 119.171
C2 P1 F3 127.049 C2 P1 F4 114.386
C2 P1 F5 114.386 F3 P1 F4 95.821
F3 P1 F5 95.821 F4 P1 F5 105.905
H6 C2 H7 119.819
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability