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All results from a given calculation for CF3CH2F (1,1,1,2-tetrafluoroethane)

using model chemistry: MP2=FULL/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2=FULL/6-311G*
 hartrees
Energy at 0K-475.976238
Energy at 298.15K-475.980347
Nuclear repulsion energy272.674896
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 MP2=FULL/6-311G*
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' 3142 2975 13.69      
2 A' 1544 1463 7.81      
3 A' 1500 1421 25.62      
4 A' 1350 1278 152.90      
5 A' 1228 1163 286.55      
6 A' 1142 1082 87.89      
7 A' 865 819 20.92      
8 A' 678 642 33.87      
9 A' 560 530 9.30      
10 A' 420 398 0.74      
11 A' 223 212 3.59      
12 A" 3216 3046 11.26      
13 A" 1358 1286 132.43      
14 A" 1242 1176 96.15      
15 A" 1009 956 69.12      
16 A" 542 514 2.73      
17 A" 362 343 1.12      
18 A" 117 111 6.10      

Unscaled Zero Point Vibrational Energy (zpe) 10249.0 cm-1
Scaled (by 0.9471) Zero Point Vibrational Energy (zpe) 9706.8 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 MP2=FULL/6-311G*
ABC
0.17834 0.09357 0.09231

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.359 0.192 0.000
C2 -1.149 0.240 0.000
F3 0.834 1.449 0.000
F4 0.834 -0.433 1.081
F5 0.834 -0.433 -1.081
F6 -1.645 -1.040 0.000
H7 -1.486 0.761 0.897
H8 -1.486 0.761 -0.897

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 H7 H8
C11.50961.34361.33621.33622.35312.12902.1290
C21.50962.32302.35712.35711.37271.09031.0903
F31.34362.32302.17102.17103.51322.58072.5807
F41.33622.35712.17102.16212.77172.61553.2741
F51.33622.35712.17102.16212.77173.27412.6155
F62.35311.37273.51322.77172.77172.01812.0181
H72.12901.09032.58072.61553.27412.01811.7939
H82.12901.09032.58073.27412.61552.01811.7939

picture of 1,1,1,2-tetrafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 109.358 C1 C2 H7 108.874
C1 C2 H8 108.874 C2 C1 F3 108.870
C2 C1 F4 111.698 C2 C1 F5 111.698
F3 C1 F4 108.223 F3 C1 F5 108.223
F4 C1 F5 108.010 F6 C2 H7 109.505
F6 C2 H8 109.505 H7 C2 H8 110.701
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability