return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: B1B95/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/3-21G
 hartrees
Energy at 0K-448.952844
Energy at 298.15K-448.955102
HF Energy-448.952844
Nuclear repulsion energy250.012395
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 B1B95/3-21G
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' 3056 2924 43.03      
2 A' 1800 1722 43.88      
3 A' 1457 1394 47.35      
4 A' 1319 1262 110.31      
5 A' 1241 1187 152.31      
6 A' 837 801 32.82      
7 A' 686 656 29.76      
8 A' 496 474 20.52      
9 A' 418 400 5.44      
10 A' 221 211 6.86      
11 A" 1263 1208 230.89      
12 A" 1033 989 3.59      
13 A" 505 483 3.54      
14 A" 272 260 0.43      
15 A" 71 68 12.16      

Unscaled Zero Point Vibrational Energy (zpe) 7337.0 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 7019.3 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 B1B95/3-21G
ABC
0.17709 0.09830 0.09650

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.017 0.356 0.000
C2 0.507 -1.080 0.000
O3 -0.237 -2.042 0.000
F4 -1.332 0.427 0.000
F5 0.507 0.998 1.100
F6 0.507 0.998 -1.100
H7 1.601 -1.128 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.51742.41171.35111.36461.36462.1709
C21.51741.21632.37802.35092.35091.0952
O32.41171.21632.70163.31733.31732.0528
F41.35112.37802.70162.21782.21783.3203
F51.36462.35093.31732.21782.20052.6318
F61.36462.35093.31732.21782.20052.6318
H72.17091.09522.05283.32032.63182.6318

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 123.455 C1 C2 H7 111.361
C2 C1 F4 111.861 C2 C1 F5 109.202
C2 C1 F6 109.202 O3 C2 H7 125.184
F4 C1 F5 109.503 F4 C1 F6 109.503
F5 C1 F6 107.467
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.783      
2 C 0.182      
3 O -0.368      
4 F -0.270      
5 F -0.278      
6 F -0.278      
7 H 0.229      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.589 0.024 0.000 1.589
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.493 -2.493 0.000
y -2.493 -35.349 0.000
z 0.000 0.000 -31.302
Traceless
 xyz
x 2.833 -2.493 0.000
y -2.493 -4.451 0.000
z 0.000 0.000 1.619
Polar
3z2-r23.237
x2-y24.856
xy-2.493
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.211 0.438 0.000
y 0.438 3.315 0.000
z 0.000 0.000 2.175


<r2> (average value of r2) Å2
<r2> 129.126
(<r2>)1/2 11.363