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

using model chemistry: MP2=FULL/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2=FULL/3-21G
 hartrees
Energy at 0K-675.032004
Energy at 298.15K-675.035905
HF Energy-674.502318
Nuclear repulsion energy265.311773
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 MP2=FULL/3-21G
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' 3279 3131 22.42      
2 A' 1489 1422 36.57      
3 A' 1192 1138 196.43      
4 A' 941 899 172.96      
5 A' 806 770 33.77      
6 A' 686 655 188.12      
7 A' 438 418 62.97      
8 A' 352 336 50.76      
9 A' 249 238 0.23      
10 A" 3391 3238 11.33      
11 A" 1064 1016 157.92      
12 A" 919 878 0.56      
13 A" 444 424 0.00      
14 A" 354 338 31.06      
15 A" 171 163 0.58      

Unscaled Zero Point Vibrational Energy (zpe) 7888.2 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 7531.6 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 MP2=FULL/3-21G
ABC
0.14755 0.13532 0.12019

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 -0.032 0.138 0.000
C2 -0.494 1.713 0.000
F3 1.502 -0.420 0.000
F4 -0.494 -0.724 1.290
F5 -0.494 -0.724 -1.290
H6 -0.589 2.238 -0.936
H7 -0.589 2.238 0.936

Atom - Atom Distances (Å)
  P1 C2 F3 F4 F5 H6 H7
P11.64081.63281.61881.61882.36552.3655
C21.64082.92132.75742.75741.07731.0773
F31.63282.92132.39572.39573.50923.5092
F41.61882.75742.39572.57953.70662.9853
F51.61882.75742.39572.57952.98533.7066
H62.36551.07733.50923.70662.98531.8713
H72.36551.07733.50922.98533.70661.8713

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 119.529 P1 C2 H7 119.529
C2 P1 F3 126.344 C2 P1 F4 115.539
C2 P1 F5 115.539 F3 P1 F4 94.912
F3 P1 F5 94.912 F4 P1 F5 105.637
H6 C2 H7 120.568
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability