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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: MP2/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-450.500157
Energy at 298.15K-450.502595
HF Energy-449.506369
Nuclear repulsion energy251.546228
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/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' 3036 2891 58.09      
2 A' 1806 1720 49.96      
3 A' 1415 1348 34.85      
4 A' 1355 1291 162.20      
5 A' 1242 1183 221.39      
6 A' 856 815 40.20      
7 A' 711 677 33.31      
8 A' 535 510 16.60      
9 A' 437 416 4.50      
10 A' 253 241 5.87      
11 A" 1227 1169 309.73      
12 A" 984 937 10.80      
13 A" 536 510 1.88      
14 A" 313 298 0.49      
15 A" 73 69 10.79      

Unscaled Zero Point Vibrational Energy (zpe) 7388.2 cm-1
Scaled (by 0.9525) Zero Point Vibrational Energy (zpe) 7037.3 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 MP2/cc-pVDZ
ABC
0.18124 0.09878 0.09707

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.021 0.361 0.000
C2 0.504 -1.096 0.000
O3 -0.259 -2.038 0.000
F4 -1.307 0.452 0.000
F5 0.504 0.991 1.088
F6 0.504 0.991 -1.088
H7 1.614 -1.189 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.53522.41501.33081.34691.34692.2233
C21.53521.21192.38202.35372.35371.1144
O32.41501.21192.70063.30723.30722.0567
F41.33082.38202.70062.18012.18013.3505
F51.34692.35373.30722.18012.17672.6780
F61.34692.35373.30722.18012.17672.6780
H72.22331.11442.05673.35052.67802.6780

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 122.634 C1 C2 H7 113.132
C2 C1 F4 112.234 C2 C1 F5 109.334
C2 C1 F6 109.334 O3 C2 H7 124.234
F4 C1 F5 109.014 F4 C1 F6 109.014
F5 C1 F6 107.809
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability