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

using model chemistry: MP2/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/6-31G*
 hartrees
Energy at 0K-678.859814
Energy at 298.15K-678.863714
HF Energy-678.100655
Nuclear repulsion energy271.973081
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 MP2/6-31G*
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' 3268 3082 19.76      
2 A' 1444 1362 69.54      
3 A' 1188 1121 203.92      
4 A' 915 863 180.56      
5 A' 821 774 74.52      
6 A' 558 526 101.35      
7 A' 467 440 55.34      
8 A' 370 349 43.05      
9 A' 258 243 0.40      
10 A" 3378 3186 8.97      
11 A" 1022 964 222.65      
12 A" 842 794 0.40      
13 A" 458 432 0.03      
14 A" 367 346 17.23      
15 A" 203 192 0.84      

Unscaled Zero Point Vibrational Energy (zpe) 7779.4 cm-1
Scaled (by 0.943) Zero Point Vibrational Energy (zpe) 7335.9 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 MP2/6-31G*
ABC
0.15489 0.14180 0.12665

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 -0.024 0.124 0.000
C2 -0.493 1.667 0.000
F3 1.472 -0.416 0.000
F4 -0.493 -0.696 1.254
F5 -0.493 -0.696 -1.254
H6 -0.523 2.207 -0.935
H7 -0.523 2.207 0.935

Atom - Atom Distances (Å)
  P1 C2 F3 F4 F5 H6 H7
P11.61311.59091.57021.57022.33712.3371
C21.61312.86442.67542.67541.08031.0803
F31.59092.86442.34842.34843.42573.4257
F41.57022.67542.34842.50823.63612.9204
F51.57022.67542.34842.50822.92043.6361
H62.33711.08033.42573.63612.92041.8709
H72.33711.08033.42572.92043.63611.8709

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 119.061 P1 C2 H7 119.061
C2 P1 F3 126.768 C2 P1 F4 114.370
C2 P1 F5 114.370 F3 P1 F4 95.960
F3 P1 F5 95.960 F4 P1 F5 106.015
H6 C2 H7 119.968
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability