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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: B3PW91/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-311G**
 hartrees
Energy at 0K-451.499399
Energy at 298.15K-451.501805
HF Energy-451.499399
Nuclear repulsion energy252.506707
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 B3PW91/6-311G**
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' 2960 2850 57.95      
2 A' 1877 1808 100.67      
3 A' 1404 1352 38.63      
4 A' 1314 1266 158.72      
5 A' 1205 1160 218.91      
6 A' 845 814 39.98      
7 A' 708 682 37.19      
8 A' 525 506 16.36      
9 A' 429 413 4.48      
10 A' 250 240 6.15      
11 A" 1187 1143 300.71      
12 A" 983 947 19.95      
13 A" 529 510 1.20      
14 A" 307 295 0.90      
15 A" 78 75 12.68      

Unscaled Zero Point Vibrational Energy (zpe) 7300.2 cm-1
Scaled (by 0.9631) Zero Point Vibrational Energy (zpe) 7030.8 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 B3PW91/6-311G**
ABC
0.18219 0.09946 0.09773

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.017 0.360 0.000
C2 0.501 -1.101 0.000
O3 -0.250 -2.027 0.000
F4 -1.304 0.456 0.000
F5 0.501 0.986 1.085
F6 0.501 0.986 -1.085
H7 1.605 -1.193 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.53882.40221.32501.34331.34332.2210
C21.53881.19242.38422.35242.35241.1076
O32.40221.19242.69843.28993.28992.0333
F41.32502.38422.69842.17212.17213.3442
F51.34332.35243.28992.17212.17082.6732
F61.34332.35243.28992.17212.17082.6732
H72.22101.10762.03333.34422.67322.6732

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 122.664 C1 C2 H7 113.113
C2 C1 F4 112.499 C2 C1 F5 109.226
C2 C1 F6 109.226 O3 C2 H7 124.224
F4 C1 F5 108.985 F4 C1 F6 108.985
F5 C1 F6 107.810
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.594      
2 C 0.096      
3 O -0.232      
4 F -0.176      
5 F -0.200      
6 F -0.200      
7 H 0.119      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.630 0.121 0.000 1.635
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.479 -2.622 0.000
y -2.622 -35.457 0.000
z 0.000 0.000 -31.376
Traceless
 xyz
x 2.938 -2.622 0.000
y -2.622 -4.529 0.000
z 0.000 0.000 1.592
Polar
3z2-r23.183
x2-y24.978
xy-2.622
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.835 0.371 0.000
y 0.371 3.990 0.000
z 0.000 0.000 2.824


<r2> (average value of r2) Å2
<r2> 127.613
(<r2>)1/2 11.297