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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: HF/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/6-31G(2df,p)
 hartrees
Energy at 0K-449.514934
Energy at 298.15K-449.517637
HF Energy-449.514934
Nuclear repulsion energy257.065548
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 HF/6-31G(2df,p)
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' 3167 2868 44.61      
2 A' 2070 1874 117.33      
3 A' 1536 1391 74.43      
4 A' 1478 1339 164.70      
5 A' 1362 1233 211.98      
6 A' 935 846 36.60      
7 A' 778 705 50.81      
8 A' 581 526 19.65      
9 A' 475 430 3.81      
10 A' 275 249 7.79      
11 A" 1366 1237 295.25      
12 A" 1102 998 15.97      
13 A" 584 529 2.95      
14 A" 343 310 0.99      
15 A" 84 76 16.45      

Unscaled Zero Point Vibrational Energy (zpe) 8067.8 cm-1
Scaled (by 0.9055) Zero Point Vibrational Energy (zpe) 7305.3 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 HF/6-31G(2df,p)
ABC
0.19022 0.10259 0.10066

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.018 0.361 0.000
C2 0.492 -1.094 0.000
O3 -0.252 -1.999 0.000
F4 -1.276 0.456 0.000
F5 0.492 0.971 1.061
F6 0.492 0.971 -1.061
H7 1.580 -1.198 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.52992.37511.29701.31241.31242.2068
C21.52991.17192.35122.32152.32151.0932
O32.37511.17192.66013.24053.24052.0001
F41.29702.35122.66012.12472.12473.3003
F51.31242.32153.24052.12472.12122.6483
F61.31242.32153.24052.12472.12122.6483
H72.20681.09322.00013.30032.64832.6483

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 122.510 C1 C2 H7 113.507
C2 C1 F4 112.286 C2 C1 F5 109.285
C2 C1 F6 109.285 O3 C2 H7 123.983
F4 C1 F5 109.025 F4 C1 F6 109.025
F5 C1 F6 107.831
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.612      
2 C 0.118      
3 O -0.305      
4 F -0.171      
5 F -0.207      
6 F -0.207      
7 H 0.161      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.844 0.316 0.000 1.871
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.948 -2.876 0.000
y -2.876 -35.442 0.000
z 0.000 0.000 -30.933
Traceless
 xyz
x 3.239 -2.876 0.000
y -2.876 -5.002 0.000
z 0.000 0.000 1.763
Polar
3z2-r23.525
x2-y25.494
xy-2.876
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.777 0.293 0.000
y 0.293 4.003 0.000
z 0.000 0.000 2.933


<r2> (average value of r2) Å2
<r2> 123.979
(<r2>)1/2 11.135