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

using model chemistry: QCISD(T)/aug-cc-pVTZ

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)/aug-cc-pVTZ
 hartrees
Energy at 0K-679.449901
Energy at 298.15K-679.453765
HF Energy-678.299078
Nuclear repulsion energy274.557744
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)/aug-cc-pVTZ
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' 3182 3076        
2 A' 1375 1330        
3 A' 1143 1105        
4 A' 896 866        
5 A' 815 788        
6 A' 502 486        
7 A' 471 455        
8 A' 359 347        
9 A' 259 250        
10 A" 3290 3181        
11 A" 994 961        
12 A" 812 785        
13 A" 452 437        
14 A" 362 350        
15 A" 205 198        

Unscaled Zero Point Vibrational Energy (zpe) 7557.7 cm-1
Scaled (by 0.9668) Zero Point Vibrational Energy (zpe) 7306.8 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)/aug-cc-pVTZ
ABC
0.15833 0.14321 0.12951

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 -0.022 0.117 0.000
C2 -0.492 1.668 0.000
F3 1.458 -0.407 0.000
F4 -0.492 -0.695 1.232
F5 -0.492 -0.695 -1.232
H6 -0.489 2.203 -0.938
H7 -0.489 2.203 0.938

Atom - Atom Distances (Å)
  P1 C2 F3 F4 F5 H6 H7
P11.62051.56971.54911.54912.33432.3343
C21.62052.84722.66522.66521.08001.0800
F31.56972.84722.32472.32473.38813.3881
F41.54912.66522.32472.46443.62092.9133
F51.54912.66522.32472.46442.91333.6209
H62.33431.08003.38813.62092.91331.8762
H72.33431.08003.38812.91333.62091.8762

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 118.242 P1 C2 H7 118.242
C2 P1 F3 126.371 C2 P1 F4 114.444
C2 P1 F5 114.444 F3 P1 F4 96.381
F3 P1 F5 96.381 F4 P1 F5 105.389
H6 C2 H7 120.588
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability