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

using model chemistry: QCISD/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-678.926982
Energy at 298.15K-678.930854
HF Energy-678.118829
Nuclear repulsion energy271.368314
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/6-31+G**
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' 3259 3081 12.07      
2 A' 1425 1347 49.58      
3 A' 1154 1091 242.96      
4 A' 881 833 186.80      
5 A' 799 755 99.68      
6 A' 546 516 77.67      
7 A' 465 440 59.85      
8 A' 356 337 35.59      
9 A' 253 239 1.44      
10 A" 3374 3190 6.38      
11 A" 991 937 235.97      
12 A" 840 794 1.16      
13 A" 457 432 0.06      
14 A" 359 340 19.04      
15 A" 213 201 0.64      

Unscaled Zero Point Vibrational Energy (zpe) 7685.9 cm-1
Scaled (by 0.9454) Zero Point Vibrational Energy (zpe) 7266.3 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/6-31+G**
ABC
0.15480 0.14083 0.12590

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 -0.021 0.126 0.000
C2 -0.497 1.676 0.000
F3 1.475 -0.428 0.000
F4 -0.497 -0.695 1.254
F5 -0.497 -0.695 -1.254
H6 -0.511 2.211 -0.936
H7 -0.511 2.211 0.936

Atom - Atom Distances (Å)
  P1 C2 F3 F4 F5 H6 H7
P11.62091.59551.57281.57282.33712.3371
C21.62092.88362.68192.68191.07821.0782
F31.59552.88362.35212.35213.43313.4331
F41.57282.68192.35212.50863.63882.9233
F51.57282.68192.35212.50862.92333.6388
H62.33711.07823.43313.63882.92331.8716
H72.33711.07823.43312.92333.63881.8716

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 118.587 P1 C2 H7 118.587
C2 P1 F3 127.409 C2 P1 F4 114.216
C2 P1 F5 114.216 F3 P1 F4 95.869
F3 P1 F5 95.869 F4 P1 F5 105.784
H6 C2 H7 120.437
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability