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

using model chemistry: CISD/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 CISD/6-31G
 hartrees
Energy at 0K-678.347054
Energy at 298.15K-678.350743
HF Energy-677.868622
Nuclear repulsion energy258.932290
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 CISD/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' 3307 3102 26.99      
2 A' 1471 1380 23.22      
3 A' 1136 1066 192.82      
4 A' 834 782 209.73      
5 A' 746 700 70.40      
6 A' 697 653 84.84      
7 A' 404 379 61.65      
8 A' 290 272 42.17      
9 A' 198 185 0.60      
10 A" 3437 3223 16.05      
11 A" 1031 967 141.24      
12 A" 879 824 36.91      
13 A" 458 430 1.67      
14 A" 332 311 30.45      
15 A" 206 194 1.07      

Unscaled Zero Point Vibrational Energy (zpe) 7712.8 cm-1
Scaled (by 0.9378) Zero Point Vibrational Energy (zpe) 7233.1 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 CISD/6-31G
ABC
0.14133 0.13144 0.11202

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 -0.031 0.154 0.000
C2 -0.505 1.736 0.000
F3 1.527 -0.502 0.000
F4 -0.505 -0.707 1.347
F5 -0.505 -0.707 -1.347
H6 -0.582 2.254 -0.941
H7 -0.582 2.254 0.941

Atom - Atom Distances (Å)
  P1 C2 F3 F4 F5 H6 H7
P11.65151.69041.66771.66772.36612.3661
C21.65153.02292.79002.79001.07711.0771
F31.69043.02292.44612.44613.59573.5957
F41.66772.79002.44612.69473.74302.9895
F51.66772.79002.44612.69472.98953.7430
H62.36611.07713.59573.74302.98951.8827
H72.36611.07713.59572.98953.74301.8827

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 118.747 P1 C2 H7 118.747
C2 P1 F3 129.527 C2 P1 F4 114.402
C2 P1 F5 114.402 F3 P1 F4 93.509
F3 P1 F5 93.509 F4 P1 F5 107.785
H6 C2 H7 121.855
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability