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

using model chemistry: QCISD/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-678.954677
Energy at 298.15K-678.958464
HF Energy-678.110535
Nuclear repulsion energy268.849885
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/cc-pVDZ
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' 3219 3088 11.93      
2 A' 1383 1327 68.51      
3 A' 1158 1111 202.95      
4 A' 883 847 173.67      
5 A' 797 765 78.30      
6 A' 513 492 59.10      
7 A' 453 434 66.02      
8 A' 340 326 59.75      
9 A' 246 236 1.71      
10 A" 3336 3201 7.40      
11 A" 988 948 205.88      
12 A" 817 783 0.02      
13 A" 449 431 0.04      
14 A" 353 339 22.65      
15 A" 202 194 1.00      

Unscaled Zero Point Vibrational Energy (zpe) 7568.1 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 7260.9 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/cc-pVDZ
ABC
0.15214 0.13840 0.12358

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 -0.022 0.133 0.000
C2 -0.503 1.688 0.000
F3 1.487 -0.439 0.000
F4 -0.503 -0.701 1.266
F5 -0.503 -0.701 -1.266
H6 -0.491 2.228 -0.948
H7 -0.491 2.228 0.948

Atom - Atom Distances (Å)
  P1 C2 F3 F4 F5 H6 H7
P11.62751.61391.59001.59002.34742.3474
C21.62752.91252.70322.70321.09181.0918
F31.61392.91252.37252.37253.45353.4535
F41.59002.70322.37252.53193.67192.9462
F51.59002.70322.37252.53192.94623.6719
H62.34741.09183.45353.67192.94621.8970
H72.34741.09183.45352.94623.67191.8970

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 118.026 P1 C2 H7 118.026
C2 P1 F3 127.928 C2 P1 F4 114.311
C2 P1 F5 114.311 F3 P1 F4 95.547
F3 P1 F5 95.547 F4 P1 F5 105.537
H6 C2 H7 120.626
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability