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All results from a given calculation for CH2CHF (Ethene, fluoro-)

using model chemistry: QCISD/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD/cc-pVDZ
 hartrees
Energy at 0K-177.376414
Energy at 298.15K 
HF Energy-176.894178
Nuclear repulsion energy66.978327
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 QCISD/cc-pVDZ
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' 3308 3174 2.64      
2 A' 3239 3108 9.38      
3 A' 3199 3069 0.74      
4 A' 1739 1669 87.72      
5 A' 1423 1365 6.25      
6 A' 1335 1281 1.33      
7 A' 1188 1139 87.13      
8 A' 949 911 33.95      
9 A' 479 459 4.74      
10 A" 967 928 29.13      
11 A" 872 837 39.77      
12 A" 730 700 0.50      

Unscaled Zero Point Vibrational Energy (zpe) 9713.8 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 9319.4 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 QCISD/cc-pVDZ
ABC
2.15206 0.34812 0.29965

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.435 0.000
C2 1.197 -0.164 0.000
F3 -1.156 -0.259 0.000
H4 -0.162 1.519 0.000
H5 1.284 -1.255 0.000
H6 2.102 0.449 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 H4 H5 H6
C11.33821.34831.09582.12262.1017
C21.33822.35432.16271.09441.0933
F31.34832.35432.03712.63533.3337
H41.09582.16272.03713.12812.5036
H52.12261.09442.63533.12811.8901
H62.10171.09333.33372.50361.8901

picture of Ethene, fluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 121.188 C1 C2 H6 119.286
C2 C1 F3 122.409 C2 C1 H4 125.091
F3 C1 H4 112.500 H5 C2 H6 119.526
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability