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

using model chemistry: MP3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP3/6-31G*
 hartrees
Energy at 0K-376.559925
Energy at 298.15K 
HF Energy-375.784135
Nuclear repulsion energy190.865941
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 MP3/6-31G*
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 3205 3008 29.34      
2 A 3175 2980 24.45      
3 A 3138 2946 14.15      
4 A 1569 1473 3.48      
5 A 1525 1431 17.29      
6 A 1474 1384 31.62      
7 A 1393 1308 26.85      
8 A 1299 1220 14.22      
9 A 1221 1146 103.78      
10 A 1191 1118 65.68      
11 A 1179 1106 112.47      
12 A 1148 1077 41.06      
13 A 953 894 30.81      
14 A 586 550 4.92      
15 A 493 463 20.55      
16 A 435 408 6.51      
17 A 246 231 9.08      
18 A 126 118 8.13      

Unscaled Zero Point Vibrational Energy (zpe) 12177.5 cm-1
Scaled (by 0.9386) Zero Point Vibrational Energy (zpe) 11429.8 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 MP3/6-31G*
ABC
0.30261 0.12223 0.09404

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.761 -0.609 -0.278
C2 0.466 0.021 0.333
F3 -1.870 0.102 0.147
F4 1.545 -0.742 -0.011
F5 0.647 1.266 -0.184
H6 -0.686 -0.556 -1.368
H7 -0.850 -1.649 0.044
H8 0.414 0.100 1.422

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 H6 H7 H8
C11.50831.38422.32512.34651.09321.09312.1847
C21.50832.34471.36591.36042.13342.14591.0925
F31.38422.34473.52132.79292.03212.02932.6157
F42.32511.36593.52132.20732.61772.56132.0100
F52.34651.36042.79292.20732.54903.28531.9977
H61.09322.13342.03212.61772.54901.79303.0692
H71.09312.14592.02932.56133.28531.79302.5608
H82.18471.09252.61572.01001.99773.06922.5608

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 107.882 C1 C2 F5 109.652
C1 C2 H8 113.317 C2 C1 F3 108.229
C2 C1 H6 109.143 C2 C1 H7 110.134
F3 C1 H6 109.660 F3 C1 H7 109.444
F4 C2 F5 108.115 F4 C2 H8 109.189
F5 C2 H8 108.564 H6 C1 H7 110.199
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability