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All results from a given calculation for CHF2CH2F (Ethane, 1,1,2-trifluoro)

using model chemistry: QCISD/daug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at QCISD/daug-cc-pVDZ
 hartrees
Energy at 0K-376.768354
Energy at 298.15K 
HF Energy-375.840197
Nuclear repulsion energy189.170941
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/daug-cc-pVDZ
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 3162 3162 19.16      
2 A 3138 3138 13.96      
3 A 3090 3090 15.93      
4 A 1490 1490 7.54      
5 A 1461 1461 10.69      
6 A 1391 1391 16.63      
7 A 1337 1337 13.13      
8 A 1257 1257 12.69      
9 A 1170 1170 65.11      
10 A 1138 1138 27.90      
11 A 1104 1104 231.78      
12 A 1073 1073 46.58      
13 A 909 909 37.71      
14 A 567 567 3.84      
15 A 473 473 19.51      
16 A 422 422 5.73      
17 A 241 241 8.64      
18 A 118 118 8.52      

Unscaled Zero Point Vibrational Energy (zpe) 11769.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11769.4 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/daug-cc-pVDZ
ABC
0.29806 0.11954 0.09218

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/daug-cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.773 -0.603 -0.287
C2 0.466 0.019 0.334
F3 -1.893 0.109 0.152
F4 1.549 -0.760 -0.008
F5 0.677 1.272 -0.184
H6 -0.716 -0.539 -1.385
H7 -0.870 -1.649 0.042
H8 0.421 0.104 1.430

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 H6 H7 H8
C11.51901.39772.34402.37211.10091.10102.2070
C21.51902.36751.37771.37142.15902.15711.1003
F31.39772.36753.55362.84062.04112.03742.6429
F42.34401.37773.55362.21812.65952.57722.0218
F52.37211.37142.84062.21812.58083.31272.0088
H61.10092.15902.04112.65952.58081.81383.1025
H71.10102.15712.03742.57723.31271.81382.5813
H82.20701.10032.64292.02182.00883.10252.5813

picture of Ethane, 1,1,2-trifluoro state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F4 107.935 C1 C2 F5 110.200
C1 C2 H8 113.872 C2 C1 F3 108.455
C2 C1 H6 109.964 C2 C1 H7 109.807
F3 C1 H6 108.976 F3 C1 H7 108.664
F4 C2 F5 107.578 F4 C2 H8 108.842
F5 C2 H8 108.228 H6 C1 H7 110.921
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability