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: B1B95/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-31G*
 hartrees
Energy at 0K-451.423461
Energy at 298.15K-451.425841
HF Energy-451.423461
Nuclear repulsion energy253.285582
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 B1B95/6-31G*
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' 3022 2868 55.31      
2 A' 1911 1814 85.03      
3 A' 1429 1356 46.93      
4 A' 1360 1291 147.34      
5 A' 1254 1190 186.56      
6 A' 867 823 34.65      
7 A' 711 675 37.28      
8 A' 526 499 16.13      
9 A' 431 410 3.97      
10 A' 251 238 6.41      
11 A" 1250 1187 281.07      
12 A" 991 941 7.97      
13 A" 527 500 1.71      
14 A" 300 285 0.88      
15 A" 73 69 11.94      

Unscaled Zero Point Vibrational Energy (zpe) 7450.6 cm-1
Scaled (by 0.9493) Zero Point Vibrational Energy (zpe) 7072.9 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 B1B95/6-31G*
ABC
0.18336 0.10029 0.09859

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.022 0.361 0.000
C2 0.502 -1.093 0.000
O3 -0.261 -2.015 0.000
F4 -1.298 0.443 0.000
F5 0.502 0.985 1.082
F6 0.502 0.985 -1.082
H7 1.601 -1.200 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.53102.39281.32251.33841.33842.2204
C21.53101.19662.36642.34282.34281.1046
O32.39281.19662.66853.27913.27912.0327
F41.32252.36642.66852.16892.16893.3326
F51.33842.34283.27912.16892.16492.6744
F61.33842.34283.27912.16892.16492.6744
H72.22041.10462.03273.33262.67442.6744

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 122.145 C1 C2 H7 113.818
C2 C1 F4 111.848 C2 C1 F5 109.280
C2 C1 F6 109.280 O3 C2 H7 124.037
F4 C1 F5 109.196 F4 C1 F6 109.196
F5 C1 F6 107.957
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.776      
2 C 0.153      
3 O -0.337      
4 F -0.241      
5 F -0.261      
6 F -0.261      
7 H 0.171      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.615 0.268 0.000 1.637
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.814 -2.535 0.000
y -2.535 -34.752 0.000
z 0.000 0.000 -30.652
Traceless
 xyz
x 2.888 -2.535 0.000
y -2.535 -4.519 0.000
z 0.000 0.000 1.631
Polar
3z2-r23.263
x2-y24.938
xy-2.535
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.767 0.339 0.000
y 0.339 3.961 0.000
z 0.000 0.000 2.733


<r2> (average value of r2) Å2
<r2> 126.331
(<r2>)1/2 11.240