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

using model chemistry: MP4/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP4/3-21G
 hartrees
Energy at 0K-675.041065
Energy at 298.15K-675.044900
HF Energy-674.501283
Nuclear repulsion energy264.525081
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 MP4/3-21G
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' 3230 3132        
2 A' 1467 1423        
3 A' 1171 1136        
4 A' 926 898        
5 A' 788 765        
6 A' 664 644        
7 A' 431 418        
8 A' 332 322        
9 A' 243 236        
10 A" 3341 3240        
11 A" 1052 1020        
12 A" 909 881        
13 A" 444 430        
14 A" 348 338        
15 A" 174 169        

Unscaled Zero Point Vibrational Energy (zpe) 7759.7 cm-1
Scaled (by 0.9698) Zero Point Vibrational Energy (zpe) 7525.3 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 MP4/3-21G
ABC
0.14703 0.13451 0.11922

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 -0.031 0.139 0.000
C2 -0.496 1.720 0.000
F3 1.505 -0.431 0.000
F4 -0.496 -0.723 1.294
F5 -0.496 -0.723 -1.294
H6 -0.585 2.248 -0.939
H7 -0.585 2.248 0.939

Atom - Atom Distances (Å)
  P1 C2 F3 F4 F5 H6 H7
P11.64741.63821.62301.62302.37382.3738
C21.64742.93752.76432.76431.08091.0809
F31.63822.93752.40062.40063.52493.5249
F41.62302.76432.40062.58733.71762.9938
F51.62302.76432.40062.58732.99383.7176
H62.37381.08093.52493.71762.99381.8775
H72.37381.08093.52492.99383.71761.8775

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 119.482 P1 C2 H7 119.482
C2 P1 F3 126.777 C2 P1 F4 115.395
C2 P1 F5 115.395 F3 P1 F4 94.803
F3 P1 F5 94.803 F4 P1 F5 105.709
H6 C2 H7 120.563
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability