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

using model chemistry: MP3=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 MP3=FULL/3-21G
 hartrees
Energy at 0K-675.023306
Energy at 298.15K-675.027240
HF Energy-674.503198
Nuclear repulsion energy266.158225
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 MP3=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' 3273 3273 18.57      
2 A' 1486 1486 38.54      
3 A' 1196 1196 208.92      
4 A' 957 957 170.36      
5 A' 820 820 31.05      
6 A' 689 689 190.15      
7 A' 445 445 68.68      
8 A' 350 350 54.84      
9 A' 249 249 0.29      
10 A" 3381 3381 9.07      
11 A" 1077 1077 160.60      
12 A" 927 927 0.07      
13 A" 448 448 0.01      
14 A" 357 357 34.14      
15 A" 177 177 0.68      

Unscaled Zero Point Vibrational Energy (zpe) 7915.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7915.7 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 MP3=FULL/3-21G
ABC
0.14898 0.13597 0.12078

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 -0.031 0.138 0.000
C2 -0.492 1.712 0.000
F3 1.494 -0.425 0.000
F4 -0.492 -0.722 1.284
F5 -0.492 -0.722 -1.284
H6 -0.586 2.239 -0.935
H7 -0.586 2.239 0.935

Atom - Atom Distances (Å)
  P1 C2 F3 F4 F5 H6 H7
P11.64011.62571.61281.61282.36572.3657
C21.64012.91772.75212.75211.07771.0777
F31.62572.91772.38372.38373.50713.5071
F41.61282.75212.38372.56733.70162.9831
F51.61282.75212.38372.56732.98313.7016
H62.36571.07773.50713.70162.98311.8708
H72.36571.07773.50712.98313.70161.8708

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 119.584 P1 C2 H7 119.584
C2 P1 F3 126.612 C2 P1 F4 115.561
C2 P1 F5 115.561 F3 P1 F4 94.793
F3 P1 F5 94.793 F4 P1 F5 105.482
H6 C2 H7 120.447
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability