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All results from a given calculation for C2ClF3 (Ethene, chlorotrifluoro-)

using model chemistry: QCISD(T)/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 QCISD(T)/6-31G*
 hartrees
Energy at 0K-834.401995
Energy at 298.15K 
HF Energy-833.458152
Nuclear repulsion energy291.982421
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(T)/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' 1856 1780        
2 A' 1382 1326        
3 A' 1250 1199        
4 A' 1078 1034        
5 A' 691 663        
6 A' 511 490        
7 A' 458 440        
8 A' 337 323        
9 A' 185 178        
10 A" 484 464        
11 A" 364 349        
12 A" 169 162        

Unscaled Zero Point Vibrational Energy (zpe) 4382.6 cm-1
Scaled (by 0.9593) Zero Point Vibrational Energy (zpe) 4204.2 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(T)/6-31G*
ABC
0.14740 0.07431 0.04940

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.676 -0.681 0.000
C2 0.000 0.472 0.000
F3 -2.003 -0.744 0.000
F4 -0.097 -1.876 0.000
F5 -0.673 1.637 0.000
Cl6 1.707 0.594 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 Cl6
C11.33601.32811.32792.31712.7030
C21.33602.34302.34931.34561.7116
F31.32812.34302.21602.72673.9441
F41.32792.34932.21603.55913.0590
F52.31711.34562.72673.55912.5988
Cl62.70301.71163.94413.05902.5988

picture of Ethene, chlorotrifluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F5 119.555 C1 C2 Cl6 124.525
C2 C1 F3 123.158 C2 C1 F4 123.745
F3 C1 F4 113.098 F5 C2 Cl6 115.920
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability