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All results from a given calculation for CHFCHClz ((Z)-1-Chloro-2-fluoroethene)

using model chemistry: CCSD=FULL/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD=FULL/6-31G(2df,p)
 hartrees
Energy at 0K-636.570487
Energy at 298.15K-636.572802
HF Energy-635.797145
Nuclear repulsion energy145.968409
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 CCSD=FULL/6-31G(2df,p)
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' 3312 3119 7.72      
2 A' 3265 3075 3.97      
3 A' 1777 1673 54.24      
4 A' 1397 1316 23.99      
5 A' 1299 1223 34.23      
6 A' 1118 1053 68.31      
7 A' 841 792 15.16      
8 A' 680 640 19.11      
9 A' 200 189 1.41      
10 A" 927 873 0.08      
11 A" 785 740 32.12      
12 A" 471 443 6.95      

Unscaled Zero Point Vibrational Energy (zpe) 8036.3 cm-1
Scaled (by 0.9416) Zero Point Vibrational Energy (zpe) 7567.0 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 CCSD=FULL/6-31G(2df,p)
ABC
0.55660 0.12474 0.10190

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD=FULL/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.868 0.000
C2 1.242 0.415 0.000
Cl3 -1.370 -0.168 0.000
F4 1.550 -0.870 0.000
H5 -0.205 1.925 0.000
H6 2.102 1.070 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32221.71812.32841.07702.1119
C21.32222.67691.32132.09161.0810
Cl31.71812.67693.00302.39603.6868
F42.32841.32133.00303.30032.0172
H51.07702.09162.39603.30032.4607
H62.11191.08103.68682.01722.4607

picture of (Z)-1-Chloro-2-fluoroethene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F4 123.478 C1 C2 H6 122.680
C2 C1 Cl3 122.874 C2 C1 H5 121.005
Cl3 C1 H5 116.121 F4 C2 H6 113.842
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability