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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: BLYP/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/STO-3G
 hartrees
Energy at 0K-445.051621
Energy at 298.15K-445.052948
HF Energy-445.051621
Nuclear repulsion energy236.563001
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 BLYP/STO-3G
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' 3000 2775 48.36      
2 A' 1734 1604 27.52      
3 A' 1387 1283 37.86      
4 A' 1227 1135 75.15      
5 A' 1044 966 64.53      
6 A' 735 680 3.99      
7 A' 607 561 21.35      
8 A' 428 396 6.76      
9 A' 342 316 1.95      
10 A' 176 163 1.65      
11 A" 1193 1104 118.45      
12 A" 817 756 0.51      
13 A" 432 399 0.58      
14 A" 220 203 1.08      
15 A" 22 20 3.36      

Unscaled Zero Point Vibrational Energy (zpe) 6681.3 cm-1
Scaled (by 0.9252) Zero Point Vibrational Energy (zpe) 6181.5 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 BLYP/STO-3G
ABC
0.16116 0.08628 0.08490

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.021 0.402 0.000
C2 0.530 -1.191 0.000
O3 -0.249 -2.185 0.000
F4 -1.391 0.490 0.000
F5 0.530 1.060 1.155
F6 0.530 1.060 -1.155
H7 1.667 -1.274 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.67282.60101.41471.42311.42312.3488
C21.67281.26192.55262.53032.53031.1401
O32.60101.26192.90863.53083.53082.1210
F41.41472.55262.90862.31232.31233.5299
F51.42312.53033.53082.31232.31052.8413
F61.42312.53033.53082.31232.31052.8413
H72.34881.14012.12103.52992.84132.8413

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 124.227 C1 C2 H7 111.838
C2 C1 F4 111.259 C2 C1 F5 109.366
C2 C1 F6 109.366 O3 C2 H7 123.935
F4 C1 F5 109.134 F4 C1 F6 109.134
F5 C1 F6 108.537
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.217      
2 C 0.055      
3 O -0.132      
4 F -0.066      
5 F -0.071      
6 F -0.071      
7 H 0.066      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.892 0.405 0.000 0.980
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.006 -1.587 0.000
y -1.587 -30.106 0.000
z 0.000 0.000 -27.284
Traceless
 xyz
x 1.689 -1.587 0.000
y -1.587 -2.961 0.000
z 0.000 0.000 1.272
Polar
3z2-r22.545
x2-y23.100
xy-1.587
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.492 0.231 0.000
y 0.231 3.151 0.000
z 0.000 0.000 1.758


<r2> (average value of r2) Å2
<r2> 140.680
(<r2>)1/2 11.861