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

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 C1 1A
Energy calculated at MP4/3-21G
 hartrees
Energy at 0K-374.308955
Energy at 298.15K 
HF Energy-373.746033
Nuclear repulsion energy186.650332
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 3134 3039        
2 A 3109 3015        
3 A 3079 2986        
4 A 1588 1540        
5 A 1480 1435        
6 A 1475 1430        
7 A 1389 1347        
8 A 1284 1245        
9 A 1172 1136        
10 A 1137 1103        
11 A 1116 1083        
12 A 1075 1043        
13 A 920 893        
14 A 547 531        
15 A 445 431        
16 A 405 393        
17 A 214 207        
18 A 121 117        

Unscaled Zero Point Vibrational Energy (zpe) 11844.0 cm-1
Scaled (by 0.9698) Zero Point Vibrational Energy (zpe) 11486.3 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
0.28486 0.11735 0.08993

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.759 -0.604 -0.314
C2 0.465 0.025 0.338
F3 -1.917 0.081 0.165
F4 1.572 -0.775 0.006
F5 0.664 1.311 -0.184
H6 -0.673 -0.497 -1.402
H7 -0.804 -1.664 -0.045
H8 0.364 0.090 1.425

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 H6 H7 H8
C11.52271.42842.35872.38871.09581.09482.1831
C21.52272.38921.40591.40162.14342.14701.0933
F31.42842.38923.59612.88072.08262.08022.6057
F42.35871.40593.59612.28272.66382.53692.0550
F52.38871.40162.88072.28272.55713.31992.0414
H61.09582.14342.08262.66382.55711.79393.0673
H71.09482.14702.08022.53693.31991.79392.5692
H82.18311.09332.60572.05502.04143.06732.5692

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 107.229 C1 C2 F5 109.473
C1 C2 H8 112.090 C2 C1 F3 108.070
C2 C1 H6 108.789 C2 C1 H7 109.127
F3 C1 H6 110.493 F3 C1 H7 110.362
F4 C2 F5 108.796 F4 C2 H8 109.996
F5 C2 H8 109.191 H6 C1 H7 109.952
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability