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

using model chemistry: QCISD(T)=FULL/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(T)=FULL/6-31G*
 hartrees
Energy at 0K-678.921894
Energy at 298.15K-678.925775
HF Energy-678.100896
Nuclear repulsion energy272.206472
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)=FULL/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' 3216 3216        
2 A' 1429 1429        
3 A' 1179 1179        
4 A' 920 920        
5 A' 819 819        
6 A' 554 554        
7 A' 468 468        
8 A' 357 357        
9 A' 255 255        
10 A" 3322 3322        
11 A" 1027 1027        
12 A" 841 841        
13 A" 459 459        
14 A" 365 365        
15 A" 204 204        

Unscaled Zero Point Vibrational Energy (zpe) 7707.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7707.5 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)=FULL/6-31G*
ABC
0.15573 0.14182 0.12664

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/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 1.670 0.000
F3 1.468 -0.424 0.000
F4 -0.493 -0.694 1.251
F5 -0.493 -0.694 -1.251
H6 -0.519 2.213 -0.938
H7 -0.519 2.213 0.938

Atom - Atom Distances (Å)
  P1 C2 F3 F4 F5 H6 H7
P11.61591.58861.56761.56762.34252.3425
C21.61592.86962.67522.67521.08391.0839
F31.58862.86962.34232.34233.43243.4324
F41.56762.67522.34232.50223.63932.9240
F51.56762.67522.34232.50222.92403.6393
H62.34251.08393.43243.63932.92401.8762
H72.34251.08393.43242.92403.63931.8762

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 119.049 P1 C2 H7 119.049
C2 P1 F3 127.137 C2 P1 F4 114.343
C2 P1 F5 114.343 F3 P1 F4 95.822
F3 P1 F5 95.822 F4 P1 F5 105.904
H6 C2 H7 119.872
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability