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All results from a given calculation for CH3CCl3 (Ethane, 1,1,1-trichloro-)

using model chemistry: QCISD/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at QCISD/3-21G
 hartrees
Energy at 0K-1449.286111
Energy at 298.15K-1449.289636
HF Energy-1448.915409
Nuclear repulsion energy345.599309
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/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3056 2962 0.97      
2 A1 1494 1448 12.66      
3 A1 1067 1034 16.66      
4 A1 466 452 11.93      
5 A1 310 300 1.74      
6 A2 303 294 0.00      
7 E 3136 3039 1.07      
7 E 3136 3039 1.07      
8 E 1553 1505 4.82      
8 E 1553 1505 4.82      
9 E 1161 1125 55.90      
9 E 1161 1125 55.90      
10 E 678 657 97.61      
10 E 678 657 97.61      
11 E 330 319 0.40      
11 E 330 319 0.40      
12 E 222 215 0.58      
12 E 222 215 0.58      

Unscaled Zero Point Vibrational Energy (zpe) 10427.0 cm-1
Scaled (by 0.9692) Zero Point Vibrational Energy (zpe) 10105.9 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/3-21G
ABC
0.07218 0.07218 0.05106

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.805
C2 0.000 0.000 0.284
H3 0.000 -1.035 2.168
H4 0.896 0.517 2.168
H5 -0.896 0.517 2.168
Cl6 0.000 1.765 -0.373
Cl7 -1.529 -0.883 -0.373
Cl8 1.529 -0.883 -0.373

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 Cl6 Cl7 Cl8
C11.52031.09681.09681.09682.80372.80372.8037
C21.52032.14932.14932.14931.88391.88391.8839
H31.09682.14931.79231.79233.78162.96992.9699
H41.09682.14931.79231.79232.96993.78162.9699
H51.09682.14931.79231.79232.96992.96993.7816
Cl62.80371.88393.78162.96992.96993.05773.0577
Cl72.80371.88392.96993.78162.96993.05773.0577
Cl82.80371.88392.96992.96993.78163.05773.0577

picture of Ethane, 1,1,1-trichloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl6 110.436 C1 C2 Cl7 110.436
C1 C2 Cl8 110.436 C2 C1 H3 109.354
C2 C1 H4 109.354 C2 C1 H5 109.354
H3 C1 H4 109.588 H3 C1 H5 109.588
H4 C1 H5 109.588 Cl6 C2 Cl7 108.489
Cl6 C2 Cl8 108.489 Cl7 C2 Cl8 108.489
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability