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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: B3LYP/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 B3LYP/3-21G
 hartrees
Energy at 0K-449.063525
Energy at 298.15K-449.065765
HF Energy-449.063525
Nuclear repulsion energy248.496062
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 B3LYP/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3012 2906 51.82      
2 A' 1771 1709 45.49      
3 A' 1452 1401 35.62      
4 A' 1288 1243 113.47      
5 A' 1209 1166 148.36      
6 A' 821 792 34.39      
7 A' 678 654 26.48      
8 A' 492 475 19.11      
9 A' 414 400 5.03      
10 A' 229 221 6.50      
11 A" 1228 1185 219.12      
12 A" 1023 987 7.17      
13 A" 503 485 3.03      
14 A" 274 264 0.31      
15 A" 68 66 11.21      

Unscaled Zero Point Vibrational Energy (zpe) 7229.8 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 6976.0 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 B3LYP/3-21G
ABC
0.17453 0.09709 0.09529

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.013 0.359 0.000
C2 0.509 -1.084 0.000
O3 -0.225 -2.059 0.000
F4 -1.344 0.434 0.000
F5 0.509 1.002 1.108
F6 0.509 1.002 -1.108
H7 1.607 -1.118 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.52562.42961.35931.37341.37342.1732
C21.52561.22072.39512.36142.36141.0990
O32.42961.22072.73203.33653.33652.0603
F41.35932.39512.73202.23252.23253.3344
F51.37342.36143.33652.23252.21612.6317
F61.37342.36143.33652.23252.21612.6317
H72.17321.09902.06033.33442.63172.6317

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 124.051 C1 C2 H7 110.739
C2 C1 F4 112.110 C2 C1 F5 108.968
C2 C1 F6 108.968 O3 C2 H7 125.210
F4 C1 F5 109.559 F4 C1 F6 109.559
F5 C1 F6 107.566
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.765      
2 C 0.187      
3 O -0.361      
4 F -0.261      
5 F -0.268      
6 F -0.268      
7 H 0.206      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.493 0.085 0.000 1.496
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.569 -2.353 0.000
y -2.353 -35.368 0.000
z 0.000 0.000 -31.253
Traceless
 xyz
x 2.741 -2.353 0.000
y -2.353 -4.457 0.000
z 0.000 0.000 1.716
Polar
3z2-r23.431
x2-y24.799
xy-2.353
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.263 0.432 0.000
y 0.432 3.394 0.000
z 0.000 0.000 2.212


<r2> (average value of r2) Å2
<r2> 130.528
(<r2>)1/2 11.425